查询词典 bolt

And the key parameters of the notch bolt type and the separation plate type expansion tube are depend on the system study....

2通过理论分析和试验研究，确定了膨胀管分离装置中导爆索、金属扁平管、凹口螺栓、分离板的重要参数和作用规律。

The key parameters and action law of the separation device of the expansion tube are initially determined by the project test. And the key parameters of the notch bolt type and the separation plate type expansion tube are depend on the system study.

通过方案选择试验初步确定了膨胀管分离装置的重要参数和作用规律，通过系统的研究确定了凹口螺栓式和分离板式膨胀管分离装置的关键参数。

Bolting technology in recent years, the rapid development of rock in the coal mine tunnel control applications are increasingly widespread, particularly in Australia and Britain, and other advanced countries, bolting technology, China is also studying the extension bolt supporting technology.

近年来锚杆支护技术快速发展，在煤矿巷道围岩控制中的应用也越来越广泛，尤其是在澳英等锚杆支护技术先进国家，我国也在研究推广锚杆支护技术。

Chapter three makes clear the importance of preload ,and deals with the theories on the relationship between preload and torque, angle and extension of the bolt from various aspects.

第三章由扭矩控制的实质——预紧力，点明了预紧力的重要性，预紧力与拧紧力矩、螺母转角、螺栓伸长的关系，对其进行了理论方面的研究和探讨。

The flywheel was connected to the clockwork-type spring, and had a projection on one side, which entered the vertical cam track, cut in the rear extension of the bolt.

飞轮是连接到发条型弹簧，并于一方，而进入轨道的垂直凸轮在削减螺栓后方延伸，投影。

Considering the theory of roadway support in soft rock, we proposed an active support mode based on study of rheology of weak adjacent rock, complex stress environment, and destabilization of original supports. Fully grouted bolt, extension grouted cable that can strengthen self-bearing capacity and entirety are used. Original support scheme and reinforcement scheme are simulated by means of FLAC(superscript 3D).

在分析硐室围岩岩性、软弱围岩流变、复杂应力环境及原支护结构失稳的基础上，结合软岩巷道围岩控制理论，提出了以全长锚固锚杆、锚索增强围岩整体性和自承载能力的主动支护，并以底板锚注加底拱返修加固。

This paper describes the support way by console support,extension steel,shotcrete,bolt wire net shotcrete,rope and shotcret used in crossing F7 Fault.

阐述穿F7断层采用前探支护+喷碹+锚杆+挂网+喷碹+锚索+喷碹支护方式。

Our superiority: The Bolivian filament grid cloth, the pot galvanize net, the outer wall heat preservation fang bolt, pushes models the board, the cystosepiment, the heat preservation mortar, six big products can high standard, the low price, the mass supply each region fast.

我们的优势：玻纤网格布、热镀锌网、外墙保温锚栓、挤塑板、泡沫板，保温砂浆，六大产品能高标准、低价格，大批量快速供应到各地。

Our superiority: The Bolivian filament grid cloth, the pot galvanize net, the outer wall heat preservation fang bolt, pushes models the board, the cystosepiment, the heat preservation mortar, six big products can high standard, the low price, the mass supply each region fast.

我们的优势：玻纤网格布、热镀锌网、外墙保温锚栓、挤塑板、泡沫板，保温砂浆，六大产品能高标准、低价格，大批量快速到各地。

The connecting rod main part processes a surface being that head hole and both ends big or small are weak, more important faying face and bolt hole locating surface being the connecting rod body and cover treating outside.

连杆的主要加工表面为大小头孔和两端面，较重要的加工表面为连杆体和盖的结合面及螺栓孔定位面。

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。