应采用低氢焊条焊接厚钢板与铸钢件和高强度板间的连接。
Low hydrogen electrode to be used for welding thick steel plate to casting and high tensile plates.
研究的关键技术在于准确模拟蒸汽和水滴在波形板间的流场。
The key technique is to simulate the flow field of steam and drop in bent plates.
本文从理论和实验角度研究了旋转圆盘动态过滤机中旋转盘和固定滤板间的流体流动。
Fluid flow between a rotating disk and a stationary septum such as that in a rotating disk dynamic filter was studied theoretically and experimentally.
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