英汉词典

1.Plastics piping systems. Thermoplastics piping systems for soil and waste discharge. Test method for airtightness of joints.

塑料管道系统。土壤和废料排出用热塑管道系统。粘接处密封度试验方法。

2.Airtightness as well as uniform electric field is of great importance to the stability of the electrolysis system.

密封性以及均匀电场对电解体系的稳定性十分重要。

3.In this paper, the performance of the airtightness for vacuum coating equipment, the characteristics of leak detection with Helium Mass-spectrometer and the leak detection system are described.

本文论述了真空镀膜设备气密性的特点、氦质谱仪检漏特点及其检漏系统，说明氦质谱仪检漏是检查真空镀膜设备漏气的最有效的方法。

4.The invention has the advantages that airtightness of the closed container lid can be kept, and well sanitary environment can be kept.

本发明的有益效果如下：本密闭容器盖可以保持气密性，还能保 持良好的卫生环境。

5.Subsequently, an airtightness value of the enclosed space is calculated by taking into account the determined concentration modification rate.

最后，考虑先前测定的浓度变化率， 所述封闭空间的气密性值可以被计算出来。

6.Through the study on improving of the airtightness of aircraft cockpit, selection and application in a type of aircraft for XM - 17A non-drying putty were introduced.

通过对某型飞机座舱气密性改进研究，介绍了XM-17A不干性腻子的选用及在某型飞机上的应用。

7.The principle of a composite test device for airtightness of automobile compartments and air volume of air conditioners was described.

论述了客车车室气密性和车用空调风量综合试验装置的原理。