控制局域网(Control Area Network)简称CAN,是国际标准现场总线之一(ISO11898)。CAN的发明者为德国的博世公司,最初的应用领域是汽车内部仪表、车灯、发动机、电子喷火装置之间的数据通讯。CAN在欧洲得到了非常普遍的应用和发展,主要的...控制局域网(Control Area Network)简称CAN,是国际标准现场总线之一(ISO11898)。CAN的发明者为德国的博世公司,最初的应用领域是汽车内部仪表、车灯、发动机、电子喷火装置之间的数据通讯。CAN在欧洲得到了非常普遍的应用和发展,主要的应用领域包括工业机器人、纺织机械、印刷机械、包装机械及自动化生产线。作为串行数据通讯网络,它的主要特点包括:(1)展开更多
In recent years, staff turnover has become a common problem for each company. In this paper, taking Shanghai Red Express Co. for example, on the basis of famous Western scholars Price-Mueller （2000） model, anaiyzing...In recent years, staff turnover has become a common problem for each company. In this paper, taking Shanghai Red Express Co. for example, on the basis of famous Western scholars Price-Mueller （2000） model, anaiyzing the impact ofemployee turnover variable, such as salary and welfare is lower than expected, work pressure, lack of promotion opportunities, the company management confusion, etc, and then proposed targeted measures to reduce the rate of turnover and retain talent for the company, such as establishing scientific and reasonable salary system, improve the working environment, to establish a reasonable training system and career development path.展开更多
On August 2,a twin-segment solid rocket motor of the largest diameter,grain mass and thrust in China completed its ground test firing with success.The3 m solid motor was independently developed by the Academy of Aeros...On August 2,a twin-segment solid rocket motor of the largest diameter,grain mass and thrust in China completed its ground test firing with success.The3 m solid motor was independently developed by the Academy of Aerospace Solid Propulsion Technology（AASPT）under CASC.展开更多
文摘控制局域网(Control Area Network)简称CAN,是国际标准现场总线之一(ISO11898)。CAN的发明者为德国的博世公司,最初的应用领域是汽车内部仪表、车灯、发动机、电子喷火装置之间的数据通讯。CAN在欧洲得到了非常普遍的应用和发展,主要的应用领域包括工业机器人、纺织机械、印刷机械、包装机械及自动化生产线。作为串行数据通讯网络,它的主要特点包括:(1)
文摘In recent years, staff turnover has become a common problem for each company. In this paper, taking Shanghai Red Express Co. for example, on the basis of famous Western scholars Price-Mueller （2000） model, anaiyzing the impact ofemployee turnover variable, such as salary and welfare is lower than expected, work pressure, lack of promotion opportunities, the company management confusion, etc, and then proposed targeted measures to reduce the rate of turnover and retain talent for the company, such as establishing scientific and reasonable salary system, improve the working environment, to establish a reasonable training system and career development path.
文摘On August 2,a twin-segment solid rocket motor of the largest diameter,grain mass and thrust in China completed its ground test firing with success.The3 m solid motor was independently developed by the Academy of Aerospace Solid Propulsion Technology（AASPT）under CASC.
