钻机

Control and scheme selecting of the electric drive control system of electric drive oil drilling rig have been deeply studied in this paper.

针对电驱动石油钻机电气传动控制系统的构成、控制、方案选择进行了深入研究。

The screen for oil field drilling rig supporting the use of various types.

该筛适合油田各类钻机配套使用。

A good control system is researched for movable power station of oil rig .

在对其测量方法、计算机监控实施过程进行探讨后，为石油钻机移动电站开发出了一套完善的控制系统，经现场实践证明效果较好。

Years 3 31, d plant to produce the first oil field drilling rig 7000 meters.

2008年3月31日，四机厂生产出油田首台7000米钻机。

Can be complementary in the production of various types of oil rig more than 20 sets of 600 million yuan output value.

可年生产配套各种型号的石油钻机20余台套，产值60000万元。

An image released to National Geographic of the explosion on the Deepwater Horizon oil rig.

国家地理杂志》公布的一幅照片，爆炸的深水地平线上的油井钻机。

If it is thought that the rocks in certain area contain oil, a "drilling rig" is assembled .

如果认为某地区的岩层含有石油，就在该处安装"钻机"。

A suit of electric drive control system of electric drive oil drilling rig is developed with market and user request.

针对市场需求及用户实际使用情况，研发了一套电驱动石油钻机电气控制系统。

ABSTRACT Blast Hole Drill is the must important drilling machine used in all kinds of projects and open-pit mines.

牙轮钻机是一种用于各类工程和露天矿山的重要穿孔设备。

Build your empire one rig at a time to dominate the roadways and outbid the competition.

建立您的帝国之一，钻机在一个时间主宰巷道和出价竞争。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。