无阀门取样器的研制与测试

The Developing and Testing of the Sampler without Valve,

分析了传统取样器存在的问题,阐述了新型无阀门取样器的工作原理与制造工艺特点,并对其性能做了试验分析认定。

The paper analyses the problems existed in the traditional samplers, expounds the working principles and characteristics of newly developed sampler without valve. Its performance has been tested and analyzed.