佳士得拍卖行将展示一枚由珍稀三角蓝钻与白钻搭配的特色双宝石金指环。
The auction house, Christie's will soon be offering a two-stone ring featuring an extremely rare triangular-shaped blue diamond paired with a white diamond on a gold band.
与双感应测井类似的一种测井方法，用安装在钻铤中的电磁传播仪进行测量。
A log similar to a dual induction log but made by an electromagnetic propagation tool built into a drill collar.
通过优化双稳定器滑动导向钻具组合的结构参数，可以获得较单稳定器滑动导向钻具组合更高的导向能力。
Comparing with single stabilizer slide - and -guide BHA, a better steering ability can be achieved through optimizing the structure parameters of double stabilizer slide - and - guide BHA.
运用气举反循环钻进，在满足一定条件下适当增加双壁钻具长度即可得到较大钻进孔深。
Apply air reverse circulation drilling, appropriate increase length of twofold wall drill tools under certain conditions, may be drilling much deeper.
双三角钻臂具有结构紧凑、运行平稳、凿岩无盲区等优点，被凿岩机器人所采用。
With the advantage of compact structure, stable motion and no blind rock drilling area, double triangle boom is used in rocking drilling robot.
同时以一组双稳定器钻具组合为例，分析钻具节点的位移变化图、弯矩图和应力分布图可得出钻具上的受力变形情况。
Moreover, taking the BHA with two stabilizers for example, based on analyzing the displacement, bending moment and stress on the nodes of BHA, the force and deformation of BHA are obtained.
结论单孔或双孔钻颅血肿引流是治疗慢性硬膜下血肿的有效方法。
Conclusion Single-bore or double-bore drainage is effective in treating chronic subdural hematoma.
双三角钻臂属于直接定位钻臂，在工作区间可将钎头直接移位到目标位置。
Double triangle boom is a kind of directly positioning mechanism, it can remove the drill rod to a target position directly in its operating range.
根据零件图试制双台肩钻具接头，对其进行上卸扣试验和水压密封测试。
We manufacture the tool joint, make the seal test and make-and-break test.
运用近频摄动理论分析了双轴钻床钻轴刚度失谐后对钻轴系统固有振动频率的影响。
The effect of the detuning of the stiffness of drilling spindle on the frequency of double spindle drilling machine is discussed by using Perturbation theory of nearly equal frequencies.
主要生产和销售六角头螺栓、六角法兰面螺栓、双头螺栓、马车螺栓、组合螺钉、钻尾螺丝、全牙丝杆。
Produce and sell six head bolt, bolt, pairs of head bolt, carriage bolt the six flange, make screw up, get into tail screw, the whole tooth silk pole mainly.
双台肩钻具接头可大幅度提高钻具的抗扭强度。
The torsional strength of the drilling tools can be greatly increased by using the double shoulder tool joint.
4英寸）钻铤NC35螺纹加工LE螺纹、应力槽、双台肩后进行了实物抗扭性能试验，证实双台肩钻铤具有很好的抗扭性能。
After processing LET thread, stress groove and double shoulder connection for the NC35 thread of Drill Collar in 43/4 inch, torsion tests were done.
这是一双黑色的有着精致闪钻的新鞋，看上去非常漂亮，就是大了点。
It was newly bought, black with delicate glitters, looks beautiful, but it is a little big.
前因后果 2月21日，买家在一个三钻卖家店里买了一双高靴子，在取左脚鞋子的垫纸时发现前脚掌有一枚约三厘米长的钉子，钉尖朝上。
Context Feb. 21, buyers in a three drill seller store bought a pair of boots, high in the paper from his shoes when found a forepaws about 3 cm long, pointed towards the nail nails.
前因后果 2月21日，买家在一个三钻卖家店里买了一双高靴子，在取左脚鞋子的垫纸时发现前脚掌有一枚约三厘米长的钉子，钉尖朝上。
Context Feb. 21, buyers in a three drill seller store bought a pair of boots, high in the paper from his shoes when found a forepaws about 3 cm long, pointed towards the nail nails.
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