| 单词 |
lifter case |
| 释义 |
lifter case lifter case[′lif·tər ‚kās] (mining engineering) The sleeve or tubular part attached to the lower end of the inner tube of M-design core barrels and some other types of core barrels, in which is fitted a core lifter. Also known as core-catcher case; core-gripper case; core-lifter case; core-spring case; inner-tube extension; ring-lifter case; spring-lifter case. |
| 随便看 |
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