氣動卡瓦 的英文怎麼說
中文拼音 [qìdòngkǎwǎ]
氣動卡瓦
英文
air slips-
Model qw50a air operated slips is a wellhead tools. mainly used to clipping tubing and drilling rod which raise or put down at well repairing service operation
Qw50a氣動卡瓦是油田修井作業時,安裝在井口上用於卡緊油管及類似管柱的一種工具。
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