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.
用于继电器箱与多个警报指示柱，警报指示器板间的连接。
Apply to relay Box for alarm indicator connecting between several alarm indicator column and alarm indicator board.
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.
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