Use only with approved hose bibbs or hose fittings having four or more full American National hose (NH) threads.
只能采用具有四圈以上的美国国家软管(NH)螺纹的、通过认证的软管水龙头或软管连接件。
At the same time, war industry, joint venture enterprise also enter the market of railway full vehicle and fittings.
同时，军工、民营、合资企业也已经开始大举进入铁路货车整车及配件造修市场。
Use only with approved hose bibbs or hose fittings having four or more full American National hose threads.
只能采用具有四圈以上的美国国家软管螺纹的、通过认证的软管水龙头或软管连接件。
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