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柱筒
1、casing jacks───套管千斤顶
2、kabob casing───kabob外壳
3、casing trim───机壳内件
4、fluted column───凹槽柱
5、casing knife───套管割刀,切管刀,切管器
6、casing───n.套;盒;(香肠的)肠衣;包装;v.把…装入箱内(case的ing形式)
7、backband casing───背带套管
8、column───n.纵队,列;专栏;圆柱,柱形物
9、column chromatography───柱层析(法),柱色谱(法);柱层析法;[分化]柱色谱法
1、Its function is the same as the spring-type casing scraper, but it can decrease and even avoid that the scraped pipe-column falls in oil well.───作用同弹簧式刮削器,但可减少甚至避免刮削管柱落井。