break through是什么意思

用法例句

The article elaborates on various problems about process of break through of ADSL business, and points out the treatment methods.

文章阐述了ADSL业务在开通流程中出现的各种问题以及解决办法。

This artic le elaborates the technology and process by means of explosion to realize the mini ng of separate layers in the same well through bare opening and fracture in the sealed salt stratum.

叙述了应用爆破方法对封闭盐层进行裸露开通与压裂实现同井分层开采的技术、工艺方法,同时介绍了在湘澧盐矿的试验应用过程、效果及遇到的问题与处理方法。

This thesis researches into the turn-on mechanism and condition of RSD, which has provided basis for the improvement on the device’s turn-on characteristics and the triggering circuit’s reason.

本文研究了RSD的开通机理和开通条件,为器件开通特性的改进和预充电路的合理设计提供了依据;实验还表明,由小直径RSD的极限电流测试结果,可以用经验公式得到同类结构的任意通流面积RSD脉冲大电流耐量。