When separating components or detecting concentrations, the sampling valve is set to allow the gas (liquid) to be measured to flow through the sample column.
当分离组分或检测浓度时，设置采样阀以允许测量气体(液体)流过样品柱。当采样时，采样阀将待测量的气体(液体)引导到载气上的柱。
A leakage detecting device for liquid valve was developed based on the theory of acoustic emission, and corresponding experimental system was designed to test its performance.
以声发射理论为基础，研制了一种适用于液体阀门泄漏检测的装置，设计了相应的试验台架并对其检测性能进行了试验研究。
This concept of coupled vibration analysis is helpful to detecting vibratorylaws of valve system.
这种耦合振动分析的观点，可以为全面探索配气系统的振动规律提供帮助。
In addition, the invention further provides a detection method capable of detecting error reason of the pilot valve when the manual operation device for electric pilot valve breaks down.
另外，本发明还提供一种检测方法，该方法在具有上述手动操作装置的电动导向阀发生故障时，能检查导向阀的故障原因。
Paper has introduced the design course for material unit, detecting unit and processing unit of the unidirectional valve body of production line mainly.
论文主要介绍了生产线单向阀阀体的供料单元、检测单元和加工单元的设计过程。
To evaluate the value of transthoracic (TTE) and transesophageal echocardiography (TEE) in detecting the calcification of early senile degenerative aortic valve.
目的评价和对比经胸(TEE)和经食管(TEE)超声心动图诊断老年人主动脉瓣周钙化的价值。
To evaluate the value of transthoracic (TTE) and transesophageal echocardiography (TEE) in detecting the calcification of early senile degenerative aortic valve.
目的评价和对比经胸(TEE)和经食管(TEE)超声心动图诊断老年人主动脉瓣周钙化的价值。
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