state-of-the-art down hole tool 现代井下工具
down-hole tool 井下工具
The MERUS Down-Hole Tool 梅鲁斯石油井下处理器
The Down-Hole Tool Group logo 向下钻进工具小组
down-hole expandable tool 井下膨胀工具
Many grooves are cut using the parting tool and then a hole is drilled down the middle from each end.
许多沟槽切割工具使用临别，然后钻了一个洞是从中间的每一端。
Times of high temperature test for packing was made and the reliable test base have been obtained for down-hole tool test under high temperature and pressure well.
进行的多次高温封隔器试验为研制高温高压特殊封隔器和油田井下工具的检测提供了可靠的依据。
One kind of down-hole full-spectrum acquisition controlling sequence generator and anode high-voltage converter is synthesized, which is suitable for pulsed-neutron synthesized logging tool.
研制了一种适用于脉冲中子测井仪的井下全谱采集控制综合时序发生器和阳极高压变换器。
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