查询词典 The Black Hole

Based on the data of 179 earthquakes from 1985 to 1990 in Shanghai and its adjacent area,for the records of the two bore-hole seismometers of Hongqiao and Nanhui seismic stations,we have studied how to determine the local magnitude by using the maximum amplitude of bore-hole velocity records.

根据上海台网观测记录到的上海及邻近地区1985年至1990年期间179次地震事件的资料，以虹桥台、南汇台的两口深井观测地震记录为例，探讨如何利用深井观测速度型记录的最大振幅来测定近震震级。

Through the construction of the sea wharf bridge approach piling works of Shenneng Oil Depot Project in Qinzhou, the article expounds the basic sea piling construction procedure and techniques of bore-hole wall protection by steel pipe and hole-excavation by hand.

文章通过深能钦州码头油库工程海上码头引桥桩施工的工程实例，阐述钢护筒护壁人工挖孔在海上基桩施工的基本工序及施工工艺，证实钢护筒护壁人工挖孔施工工艺，在地层简单的浅海场地，是一种行之有效且无污染、机具简单、成本低、进度快的施工方

hole through the CENTER of the large cork, or use acork borer to make the hole.

（ 6毫米）洞的中央大型软木，或使用软木螟虫，使洞。

Of the "Buran" torpedo rocket engine is used in the generation of large amounts of torpedo head of the bubble hole, made torpedo hole was completely surrounded and water resistance greatly reduced, so as to achieve high speed.

当年的"暴风雪"鱼雷就是利用火箭发动机在鱼雷头部生成大量的气泡空穴，使得鱼雷完全被空穴包围，水的阻力大大减小，从而达到极高的航速。

With the methods of conformal mapping and the Cauchy integral, two cases of crack geometries are studied: one is for a crack emanating from a circular hole and the other is for two symmetric cracks emanating from a circular hole.

利用保角变换和 Cauchy 积分的方法，对含有圆孔孔边单裂纹和双裂纹的压电弹性体分别进行了分析。

Proper selection of casing centralizer is very important for running the casing to bottom hole in horizontal and extended reach well, and it can improve cementing quality by centralizing the casing in hole.

在水平井、大位移井中选用合适的套管扶正器不仅能使套管顺利下入，而且能确保套管在井眼中的居中度，提高固井质量。

After drilling a hole for the brass tubing and another hole for the clevis, I mounted and soldered both horns in place.

后钻孔为黄铜油管和另一孔为clevis ，我安装和焊接都犀角，在地方。

My factory main product includes: Hole, Hand hole, response potpad, block glue, cold storage block glue, rubber stick, rubber board,froth block glue, each kind of different shape rubber product,characteristic: Acidproof bears the alkali thermostable wear-resistingsilica gel product, the fluorine rubber product

我厂的主要产品有：孔、手孔、反应罐垫、胶条、冷库胶条、胶棒、胶板、泡沫胶条、各种异形橡胶制品，特点：耐酸耐碱耐高温耐磨硅橡胶制品、氟橡胶制品

The first circuit board is provided with a first noncircular contraposition hole; while the second circuit board is provided with a second noncircular contraposition hole which is corresponding to the first noncircular contraposition.

第一电路板上具有一第一非圆形对位孔，第二电路板具有对应于该第一非圆形对位孔的一第二非圆形对位孔。

When the first circuit board and the second circuit board are electrically superimposed, the first noncircular contraposition hole and the second noncircular contraposition hole are superimposed substantially.

第一电路板与第二电路板电性迭合时，第一非圆形对位孔及第二非圆形对位孔实质上重叠。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。