词语钻柱
解释drilling string
drilling string〔名词〕钻柱,钻杆柱详细»
drilling string〔名词〕钻杆柱详细»
drilling string〔名词〕钻柱详细»
钻柱drill stem drilling shaft详细»
钻柱drill string详细»
钻柱drill stem详细»
钻柱drill stem;drillstem详细»