lead-in tube的意思|示意

In the complex soft layer contained large quantity of living rubbish, construction on sinking tubular pile with conventional method, will lead on to reduce tube diameter.

在含有大量生活垃圾形成的复杂软弱层中，按常规方法施工沉管桩，将造成严重的缩径现象。

The product encapsulates a double metal temperature controller switch or a temperature fuse in a plastic tube with high frequency heat coupling method, and links lead and ends .

温控器、熔断器组件是将双金属温度控制开关，温度熔断器（温度保险管）采用高频热合的方式密封在一个塑料管（套）中，并接上引线、端子而成的成套组件。

This paper reviews the maintenance and innovation of the lead shell and tube electric defroster with 146 pipes, as well as its quality control. Its effect in production is also summarized.

回顾146管铅列管型电除雾器的大修技术改造情况及其质量控制要求，总结投入生产后的效果。

Besides, a notable vortex rope and a reverse flow structure exist in the draft tube in smaller wicket gate openings, which can easily lead to the instability in operation of the pump-turbine.

此外，发现开度较小时尾水管内存在明显的涡带和回流涡结构，容易导致机组运行的不稳定；

In this article the test results of the flow characteristics of the two phase flow within a quadruple-lead ribbed tube on a test bed are described.

本文介绍了在气水双相试验台上进行的国产四头内螺纹管中流动特性的试验情况。