This article introduces a method of arc initiation and stabilization, which is used in low current DC TIG welding, it analyzes the controlling circuit that realizes these functions.
介绍一种小电流直流tig焊中的引弧及稳弧方法，并对实现此功能的控制电路进行了详细的分析。
It is well known that to measure and estimate the chemical process variables in time has vital significance in ensuring process stabilization and effectively controlling its product quality.
及时测定化工过程变量，对确保生产过程稳定、有效控制产品质量具有重要意义。
Rockmass structure is one of the controlling factors to coal seam floor's stabilization, and it has an important influence on the mining effect of coal seam floor.
底板岩体结构是煤层底板岩体稳定的主控因素之一，对煤层底板采动效应有着重要影响。
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