樓主: yshshsh
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老板讓做一臺(tái)調(diào)節(jié)水流量的閥門組合,我是這么認(rèn)為的,大家看對(duì)不對(duì)啊。 |
點(diǎn)評(píng)
我想人家管路本來就有閘閥啊應(yīng)該----是啊
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