We construct two conical surfaces which take non-coplanar lines as generatrix and rational Bezier curve as ridge-line, and prove that the intersecting line of conical surface has similar properties to Bezier curve. Th...We construct two conical surfaces which take non-coplanar lines as generatrix and rational Bezier curve as ridge-line, and prove that the intersecting line of conical surface has similar properties to Bezier curve. Then, the smoothly blending of two cylinders whose axes are non-coplanar is realized by taking intersecting line of conical surface as axes.展开更多
The facilities of 50 kl/a TDI unit at the North Jinghua Polyurethane Company in Liaoning province have been operating smoothly and safely for 158 h to deliver 500 tons of first-grade TDI products.The construction of t...The facilities of 50 kl/a TDI unit at the North Jinghua Polyurethane Company in Liaoning province have been operating smoothly and safely for 158 h to deliver 500 tons of first-grade TDI products.The construction of this project has incarnated that the North Jinghua Polyurethane Company has completely mastered the TDI production technique.展开更多
At 8:30 on October 27, the first international flight from Shanghai to Singapore MU576 took off at Pudong Airport. Thus,all international flights and those to Hong Kong and Macao were all moved to Pudong Airport. Besi...At 8:30 on October 27, the first international flight from Shanghai to Singapore MU576 took off at Pudong Airport. Thus,all international flights and those to Hong Kong and Macao were all moved to Pudong Airport. Besides internationalflights and Hong Kong and Macao flights, the eastward moving also cover some domestic flights, namely flights fromSanya, Haikou, Guangzhou, Shenzhen, Zhuhai, Qingdao, Yantai, Weihai, Weifang and so on in Northwest China, Mid-South China,and East China to Shanghai. After the eastward moving, the flight distribution at two airports in Shanghai changed greatly.展开更多
In 2009, the nuclear power plants under China National Nuclear Corporation (CNNC) continuously kept reliable operation. CNNC's seven nuclear power units accumulatively generated 38.25
Since CAS is charged with the key task of carrying out strategic, fundamental and forward-looking studies for this country, it is incumbent upon CAS scientists to take an active part in the National Program for the De...Since CAS is charged with the key task of carrying out strategic, fundamental and forward-looking studies for this country, it is incumbent upon CAS scientists to take an active part in the National Program for the Development of Western China. This is also an important part of the national Knowledge Innovation Program (KIP) spearheaded by CAS. Over the past two years, CAS has made a series of remarkable advances in Western China with regard to the development of research bases, exploration of crucial scientific problems, the training of talented people, and providing consultation services for decision makers.With the furtherance of the national drive to develop the country's western region, CAS will step up its efforts and increase its funding, to make more and greater contributions to the overall development of the region.展开更多
On 27th November 2018,Wuhan National Biosafety Laboratory of the Chinese Academy of Sciences(hereinafter referred to as“Wuhan P4 Laboratory”)was smoothly checked and accepted by the acceptance group organized by Chi...On 27th November 2018,Wuhan National Biosafety Laboratory of the Chinese Academy of Sciences(hereinafter referred to as“Wuhan P4 Laboratory”)was smoothly checked and accepted by the acceptance group organized by Chinese Academy of Sciences(CAS).More than 20 experts from CAS,National Natural Science Foundation of China,China National Accreditation Service for Conformity Assessment(CNAS).展开更多
Shanghang County,the mining base of Fujian,The RMB540 million Qinghai Xiyu 100,000-ton Lead Smelter Project is running smoothly,with equipment installation and debugging currently underway.It is expected to be put int...Shanghang County,the mining base of Fujian,The RMB540 million Qinghai Xiyu 100,000-ton Lead Smelter Project is running smoothly,with equipment installation and debugging currently underway.It is expected to be put intooperation at the end of this year.展开更多
The Shanghai Airport Group Company has set up a headquarters to command a project to refurbish Pudong and Hongqiao airports. Construction on Pudong Airport will be completed by the end of 2007, while that on Hongqiao ...The Shanghai Airport Group Company has set up a headquarters to command a project to refurbish Pudong and Hongqiao airports. Construction on Pudong Airport will be completed by the end of 2007, while that on Hongqiao Airport will be finished by the end of 2009.展开更多
Aluminum and copper are main raw materials in manufacturing of condenser & evaporator for refrigerator. In 2011, in order to sieve the initiatives, condenser & evaporator manufacturers began to muscle into ...Aluminum and copper are main raw materials in manufacturing of condenser & evaporator for refrigerator. In 2011, in order to sieve the initiatives, condenser & evaporator manufacturers began to muscle into the upstream fields of manufacturing of aluminum and copper refrigeration components. Replacement of copper by aluminum went smoothly in展开更多
Sichuan Huaying Chemical Co., Ltd.(Huaying Chemical), a subsidiaryof Sichuan Chemical Holdings (Group) Co., Ltd., recently announcedthat the construction of its 10 000 t/a glyphosate renovation projectimplemented smoo...Sichuan Huaying Chemical Co., Ltd.(Huaying Chemical), a subsidiaryof Sichuan Chemical Holdings (Group) Co., Ltd., recently announcedthat the construction of its 10 000 t/a glyphosate renovation projectimplemented smoothly.With a total investment of RMB235 million, the project mainlyincludes 10 000 t/a glyphosate unit, 15 000 t/a PMIDA (N-phosphonomethyl iminodiacetic acid) unit, 5 800 t/a phosphorousacid unit and matching facilities, and construction on the project wasstarted in Chengdu of Sichuan province in March 2009.The construction period of the project is around 8 months, and aftercompletion of the project, the annual sales revenue will be added byRMB350 million for the company and Huaying Chemical will becomethe largest glyphosate manufacturer in Sichuan province.Huaying Chemical, Located in Chengdu of Sichuan province, engages in the production and sales of insecticides, fungicides andherbicides.展开更多
As of January 8th,construction on the 1.2 million t/a potassium sulfate fertilizer project,which was started in September 2006,went on smoothly.The contractor - Xinjiang
CAC Group Co.,Ltd.(CAC)recently announced that the constructionof the 100 000 t/a PMIDA(N-phosphonomethyl iminodiacetic acid)project implemented smoothly.Construction on the project was started in Suining,Sichuanprovi...CAC Group Co.,Ltd.(CAC)recently announced that the constructionof the 100 000 t/a PMIDA(N-phosphonomethyl iminodiacetic acid)project implemented smoothly.Construction on the project was started in Suining,Sichuanprovince on November 18th,2008.展开更多
Yankuang Yishan Chemical Co., Ltd. (Yankuang Yishan), a subsidiary of Yankuang Group,recently announced that the construction of its 200 000 t/a DMF (dimethyl formamide)project implemented smoothly.
文摘We construct two conical surfaces which take non-coplanar lines as generatrix and rational Bezier curve as ridge-line, and prove that the intersecting line of conical surface has similar properties to Bezier curve. Then, the smoothly blending of two cylinders whose axes are non-coplanar is realized by taking intersecting line of conical surface as axes.
文摘The facilities of 50 kl/a TDI unit at the North Jinghua Polyurethane Company in Liaoning province have been operating smoothly and safely for 158 h to deliver 500 tons of first-grade TDI products.The construction of this project has incarnated that the North Jinghua Polyurethane Company has completely mastered the TDI production technique.
文摘At 8:30 on October 27, the first international flight from Shanghai to Singapore MU576 took off at Pudong Airport. Thus,all international flights and those to Hong Kong and Macao were all moved to Pudong Airport. Besides internationalflights and Hong Kong and Macao flights, the eastward moving also cover some domestic flights, namely flights fromSanya, Haikou, Guangzhou, Shenzhen, Zhuhai, Qingdao, Yantai, Weihai, Weifang and so on in Northwest China, Mid-South China,and East China to Shanghai. After the eastward moving, the flight distribution at two airports in Shanghai changed greatly.
文摘In 2009, the nuclear power plants under China National Nuclear Corporation (CNNC) continuously kept reliable operation. CNNC's seven nuclear power units accumulatively generated 38.25
文摘Since CAS is charged with the key task of carrying out strategic, fundamental and forward-looking studies for this country, it is incumbent upon CAS scientists to take an active part in the National Program for the Development of Western China. This is also an important part of the national Knowledge Innovation Program (KIP) spearheaded by CAS. Over the past two years, CAS has made a series of remarkable advances in Western China with regard to the development of research bases, exploration of crucial scientific problems, the training of talented people, and providing consultation services for decision makers.With the furtherance of the national drive to develop the country's western region, CAS will step up its efforts and increase its funding, to make more and greater contributions to the overall development of the region.
文摘On 27th November 2018,Wuhan National Biosafety Laboratory of the Chinese Academy of Sciences(hereinafter referred to as“Wuhan P4 Laboratory”)was smoothly checked and accepted by the acceptance group organized by Chinese Academy of Sciences(CAS).More than 20 experts from CAS,National Natural Science Foundation of China,China National Accreditation Service for Conformity Assessment(CNAS).
文摘Shanghang County,the mining base of Fujian,The RMB540 million Qinghai Xiyu 100,000-ton Lead Smelter Project is running smoothly,with equipment installation and debugging currently underway.It is expected to be put intooperation at the end of this year.
文摘The Shanghai Airport Group Company has set up a headquarters to command a project to refurbish Pudong and Hongqiao airports. Construction on Pudong Airport will be completed by the end of 2007, while that on Hongqiao Airport will be finished by the end of 2009.
文摘Aluminum and copper are main raw materials in manufacturing of condenser & evaporator for refrigerator. In 2011, in order to sieve the initiatives, condenser & evaporator manufacturers began to muscle into the upstream fields of manufacturing of aluminum and copper refrigeration components. Replacement of copper by aluminum went smoothly in
文摘Sichuan Huaying Chemical Co., Ltd.(Huaying Chemical), a subsidiaryof Sichuan Chemical Holdings (Group) Co., Ltd., recently announcedthat the construction of its 10 000 t/a glyphosate renovation projectimplemented smoothly.With a total investment of RMB235 million, the project mainlyincludes 10 000 t/a glyphosate unit, 15 000 t/a PMIDA (N-phosphonomethyl iminodiacetic acid) unit, 5 800 t/a phosphorousacid unit and matching facilities, and construction on the project wasstarted in Chengdu of Sichuan province in March 2009.The construction period of the project is around 8 months, and aftercompletion of the project, the annual sales revenue will be added byRMB350 million for the company and Huaying Chemical will becomethe largest glyphosate manufacturer in Sichuan province.Huaying Chemical, Located in Chengdu of Sichuan province, engages in the production and sales of insecticides, fungicides andherbicides.
文摘As of January 8th,construction on the 1.2 million t/a potassium sulfate fertilizer project,which was started in September 2006,went on smoothly.The contractor - Xinjiang
文摘CAC Group Co.,Ltd.(CAC)recently announced that the constructionof the 100 000 t/a PMIDA(N-phosphonomethyl iminodiacetic acid)project implemented smoothly.Construction on the project was started in Suining,Sichuanprovince on November 18th,2008.
文摘Yankuang Yishan Chemical Co., Ltd. (Yankuang Yishan), a subsidiary of Yankuang Group,recently announced that the construction of its 200 000 t/a DMF (dimethyl formamide)project implemented smoothly.
