NIB-SEAL on sweat ball valves are shipped unassembled.
在焊
上，NIB-SEAL在装运时处于未组装状态。
词条纠错
X
ball valve
生词本：
添加笔记：
,弹子The condensability of liquid,the Westphal's effect and the continuous flow condition are not only comprehensively considered,but also the dynamic property of the ball valve being established.
结合现场试验,根据直
采油泵运动特性,综合
虑了液体的可压缩性、魏氏效应、液体连续流动条件和的动力特性,建立了直采油泵运动规律的精确运动微分方程组。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
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ball and chain, ball bearing, ball cock, ball game, ball park, ball valve, ballabactivirus, ballability, ballad, ballade,
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