shut-off valve英语标准发音：shut-off valve英式发音：美式发音：翻译中文切断阀shut-off valve - 基本释义[词典1]截止阀切断阀关闭阀截流阀断流阀shut-off valve - WEB词典shut-off valve切断阀截止阀关断泵burner shut-off valve切断阀through shut-off valve直通截止阀 参考资料： 1.百度翻译：shut-off valve2.有道词典：shut-off valve3.爱词霸：shut-off valve
