Double triangle boom is a kind of directly positioning mechanism, it can remove the drill rod to a target position directly in its operating range.
双三角钻臂属于直接定位钻臂，在工作区间可将钎头直接移位到目标位置。
We adopted the precision cold drawn, honing and polishing to manufacture the precision Slender Shaft (Piston Rod), every technical target is over the national standard.
我公司专业生产精密细长轴(活塞杆)采用精密冷拔、精磨和高精度抛光的先进工艺制造，各项技术指标均符合并超过国家标准。
In study of the penetration of a segmented rod with aluminum carrier tube into semi infinite steel target, we present a simplified model of based on hydrodynamics and penetrating mechanics.
该文通过对带铝套管的分段弹侵彻半无限钢靶的研究分析，以流体动力学和侵彻力学为基础，提出了一个分段弹垂直侵彻半无限厚靶的简化模型。
Further, programs can draw some curves after receiving some essential factors of impacting and common parameters of rod and target.
通过输入弹、靶普通参数及碰撞的基本条件，计算程序即可给出各基本参量间的关系曲线。
The damage experiments of simulation target′s vulnerability were made by using the real rod warhead to the charges covered steel shell.
文中对射弹撞击引爆装药的几种判据进行了分析，并利用某型破片式战斗部对带防护的柱壳装药模拟靶进行了易损性毁伤试验研究。
Our target annual output: 5000 tons bolt and 10000 tons thread rod.
设计规模螺栓年产量5000吨，牙条年产量10000吨。
Our target annual output: 5000 tons bolt and 10000 tons thread rod.
设计规模螺栓年产量5000吨，牙条年产量10000吨。
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