英语词典
A few forms of the crossover pipe-adjustment valve combination in vertical single pipe hot water heating system are analysed and compared each other in adjustment performance. Thus, the optimal combination form in adjustment performance is acquired.
对垂直单管热水供暖系统中几种跨越管&调节阀组合形式的调节性能进行了分析比较,从而得出调节性能最佳的方式。
互联网摘选
Function and practical application of the crossover pipe-adjustment valve combination in vertical single pipe hot water heating system
垂直单管热水供暖系统中跨越管&调节阀的作用与做法
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