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止回阀介绍测试
10
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By Asiaapp | Updated: Mar 14, 2022
| Attempts: 185
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根据最新培训政策,您需要每月至少完成一个培训课� �,并取得80分以上的测试成绩。人事部将会定期对您� �培训成绩进行跟踪和评估,直至您完成所有的线上课� ��。
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1.
消声止回阀具有防止介质倒流、预防水锤的功能。
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错
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2.
What first name or nickname would you like us to use?
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2.
止回阀可实现下面哪种功能
截断流体
防止介质倒流
调节流量
节流
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3.
止回阀没有流通方向限制。
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错
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4.
止回阀需要手动或外部执行器来实现功能。
对
错
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5.
旋启式止回阀相对于消声止回阀来说
流阻小
重量轻
结构长度短
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6.
止回阀在型号编制中应该用哪个字母表示
J
Q
H
Z
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7.
旋启式止回阀的流阻比升降式止回阀的流阻要小。
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错
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8.
止回阀是截断阀类的一种,用来接通或截断管路中的介质。
对
错
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9.
消声止回阀属于下面哪种结构形式
旋启式
立式
蝶式
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10.
止回阀型号 H41X-16Q 中的数字1代表
旋启式阀瓣
法兰连接
升降式阀瓣
螺纹连接
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消声止回阀具有防止介质倒流、预防水锤的功能。
止回阀可实现下面哪种功能
止回阀没有流通方向限制。
止回阀需要手动或外部执行器来实现功能。
旋启式止回阀相对于消声止回阀来说
止回阀在型号编制中应该用哪个字母表示
旋启式止回阀的流阻比升降式止回阀的流阻要小。...
止回阀是截断阀类的一种,用来接通或截断管路中的介质。...
消声止回阀属于下面哪种结构形式
止回阀型号 H41X-16Q 中的数字1代表
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