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Solenoid valve flow coefficient generally small, and the work of a very small pressure difference.
电磁阀一般流通系数很小,而且工作压力差很小。
youdao
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Solenoid valve flow coefficient generally small, and the work of a very small pressure difference.
电磁阀一般流通系数很小,而且工作压力差很小。
youdao