A shoulder weapon with a long barrel and a rifled bore. 一种肩杠、长枪管并、刻有来复线的枪膛的武器。
Especially the determination method of the barrel diameter, the structure and experimental results of the long barrel shape of cyclone collector designed by us are described. 着重叙述筒体直径确定方法,以及我们设计制造长筒(LB)形旋风分离器的具体结构和令人满意的试验结果。
Application of Long Barrel(LB) Coring Technology in Directional Wells 定向井长筒(LB)取芯技术应用
This process and die design can be as a reference for hydraulic jack and the processing of other long barrel parts of which inner hole demandes higher accuracy. 该工艺及模具设计可作为千斤顶行业及其它内孔要求较高的长筒(LB)形零件加工时的参考。
The serpentine is so named, because its long slender barrel resembles a snake. 蛇炮炮管修长,酷似巨蛇,故由此得名。