swing check valve 是什么意思,swing check valve 的翻译,解释,句子,音标,读音 - 英汉在线翻译

swing check valve

swing check valve 的中文翻译

旋启式止逆阀

摆动式止回阀

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antifrost device
received in full
terminus
a lost sheep
in the meantime
SAB
travelling probe
to death