进样阀 meaning in Chinese

admission valve
injection valve
introduction valve
sample valve
sampling valve

Automatic gas sampling valve
自动气体进样阀
The test samples injected into injection valve are brought into the column by mobile phase ; all ingredients are separated in the column and entered into the tester by order , chromatographic signals of which will be recorded by recorder , integrator or data processing system
注入进样阀的供试品，由流动相带入柱内，各成分在柱内被分离，并依次进入检测器，由记录仪、积分仪或数据处理系统记录色谱信号。