two-stage cementing cement的意思|示意
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英 / /
两级固井水泥
two-stage cementing cement的网络常见释义
两凝水泥浆 ... 连续提取法continuous extraction 两凝水泥浆two-stage cementing cement 两性离子zwitter ionic ...
两凝洋灰浆 ... 连续提出取得法continuous extraction 两凝洋灰浆two-stage cementing cement 男性女人离子zwitter ionic ...