两锤体圆透孔圆心之间的距离满足碰撞平衡条件。
Two circle round hole hammer body through the distance between the meet collision equilibrium condition.
在防护罩表面开口透孔，且透孔宽度大于粉笔擦最大宽度。
A through hole is arranged on the surface of the hood. The width of the through hole is larger than the maximum width of a blackboard brush.
混凝土地坪的爆破拆除既可以用常规浅孔破碎法也可以用透孔法。
Both common shallow-hole blasting and through-hole blasting can be used for demolition of concrete ground.
可以印刷透孔、通孔层、电阻温度系数较低的电阻、热敏电阻，5毫升容量。
Printing capabilities include thru hole, multi layer, low TCR resistors, thermistors, and 5 mil line and space capability. Substrates of up to 4 inch X 5 inch can be accommodated.
透孔组织、网目组织、蜂巢组织、凸条组织等变化组织一直是织物外观模拟的难点之一。
Realistic imitation of appearance and patterns of fancy weaves such as mesh, mock leno, honey comb, pique stripe is a long-standing problem.
基础部分的镀钢的透孔板既给内部的玻璃走道提供了一定的私密性，同时也与上层木质立面的体育场馆形成材质上的对比。
The steel cladding on the base and the perforated iron panelling protect the glass passages and provide a contrast with the wood used in the sports hall.
研究了湿法涂层技术制备聚氨酯多孔膜的工艺条件以及致孔剂含量对多孔膜微孔结构和透湿性能的影响。
The influences of coating condition and the content of pore-forming agent on the porous structure and the vapor permeation were studied.
接管和人孔的焊缝应为穿过容器壁的全熔透。
All welds for nozzles and manways shall be full penetration through the vessel wall.
接管和人孔的焊缝应为穿过容器壁的全熔透。
All welds for nozzles and manways shall be full penetration through the vessel wall.
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