正确答案: D
The valve seat is located at right side of the plug or disc
题目:The globe valve has a bulbous body, housing a valve seat and screw down plug or disc arranged at right angles to the axis of the pipeAccording to the above sentence, which of the following statements is not true?
解析:D
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举一反三的答案和解析:
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多变过程
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Ⅰ+Ⅱ+Ⅲ+Ⅳ
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受控的公司文件
[单选题]曲折反映了两相邻轴轴心线呈( )的状态。
相交且法兰中心对准
[单选题]脊柱损伤造成脊髓或马尾的损伤可发生______。
截瘫
[单选题]Among the basic categories of equipment, which of the following are used to allow the hydraulic energy to be controlled?
valves