查询词典 drilling

S:Dedicated equipment of high-speed holemaking with multispindle can create multiple holes in a single pass in high-speed holemaking such as drilling ,tapping, the milling of shapes and deep holes, shortening production cycles, increasing production rates and reducing cost.

多主轴高速制孔专用设备在钻削、攻丝、成形铣削和深孔等高速孔加工中，一次走刀加工出多个孔。

Soil drilling method is applied for root distribution characters investigation of the common shrub Vitex negundo var. heterophylla Franch.

采用土钻法对北京市门头沟区常见的灌木-荆条的根系特征进行调查和研究。

A sequence of Neocene gypsum-bearing sandy and muddy strata has been recently found in the Xianlin University City, Nanjing, by drilling during urban stereo geological mapping in key areas of Nanjing.

在进行南京市城市立体地质填图试点工作中，经钻探于仙林大学城发现一套新近系含膏砂泥地层，可与六合灵岩山雨花台组沉积地层对比。

By using information syncretizing technology, a suite of techniques has been developed to predict the Neopaleozoic reservoir. The effectiveness of the proposed method was verified by drilling results.

实际钻探结果表明，该方法可以解决该区块目的层储层厚度小，横向变化大的储层空间展布预测技术难题，为该区寻找新的含气区以及天然气储量计算提供了重要依据。

Some techniques such as the development of casting blast technique in surface mines, the inherent relationship between the stripping bench parameters and casting blast effect, the application of pre-splitting blast and inclined drilling, the function of millisecond delay blast between drill holes and lines are introduced and discussed. The traditional calculation method of combining theoretical analysis with experimental formulas, and the nomograph model method by D' Appolonia for optimal determination of casting blast parameters are also introduced in detail.

对露天矿抛掷爆破技术的发展、倒堆剥离台阶开采参数与抛掷爆破效果的内在联系、预裂爆破及倾斜钻孔的应用、排间延时及孔间延时的作用进行了分析与论述，详细介绍了采用理论结合经验公式的常规计算方法与D' Appolonia&图解法&模型确定抛掷爆破参数的过程及优化方法。

The blast of sublevel caving together with the blast of undercutting, crater opening and slot cutting are brought about successfully at same time in the practice of sublevel drilling and stope mining with nonelectric blast ignition system, and the productivity of mining is increased.

在分段凿岩阶段矿房法回采实践中，用非电导爆管雷管起爆系统成功地实现了阶段落矿爆破与拉底、辟漏、切槽爆破一次同步进行，提高了生产效率。

The blast of sublevel caving together with the blast of undercutting, crater opening and slot cutting are brought about successfully at same time in the practice of sublevel drilling and stope mining with nonelectric blast ignition system, and the product

在分段凿岩阶段矿房法回采实践中，用非电导爆管雷管起爆系统成功地实现了阶段落矿爆破与拉底、辟漏、切槽爆破一次同步进行，提高了生产效率。

Cutting, notching, or drilling a beam may seriously affect its ability to carry the design load.

切割、冲口加工或钻胶合木梁时可能会对其设计负荷能力产生严重影响。

One major oceanographic venture is the ongoing Deep Sea Drilling Project of the U. S. National Science Foundation.

目前海洋学上的一大壮举，就是美国国家科学基金会的深海钻探工程。

The hydroxyl contents of omphacite in eclogite from the depths of 100m to 3100m of the main hole of Chinese Continental Scientific Drilling Project were analyzed in-situ, using the method of Fourier transform infrared spectroscopy.

本文利用傅立叶变换红外光谱技术对CCSD主孔100～3100米深度范围榴辉岩中的绿辉石结构水含量进行了原位分析。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。