1·Invention of a forging hammer helped a lot.
锻造锤的发明让他们省力不少。
2·So, it is always formed on the die-forging hammer by the open-die forging with insert mode.
液压支架中的缸底生产批量不是太大，外形多变，所以它多在锤上用镶块模开式模锻成形。
3·Different forging hammer cogging-down way will lead to different evenness degree and graininess of eutectic carbide.
锻锤开坯方式不同其共晶碳化物均匀度、颗粒度有很大的差异。
4·The paper summarized the experience and effect of reform on box type oil burning heating furnace used in 3 t free forging hammer.
本文总结了大连大起集团公司3 t自由锻锤用室式燃油加热炉改造的经验及效果。
5·The loose tooling forging of half shaft bushing on the steam-air forging hammer is numerically simulated using FEM software DEFORM3D.
采用商用有限元软件DEFORM3D对半轴套管胎模锻成形过程进行了计算机模拟。
6·In the last part of this paragraph, a calculation model for forging hammer foundation vibration system with dual-freedom is presented.
并从实际出发，考虑砧下垫层的弹性作用及垫层和土壤的阻尼作用，建立了锻锤振动系统的双自由度有阻尼振动力学模型。
7·The parameters which influence the isolation effect of elastic foundation of forging hammer were optimized to obtain the optimal isolation effect.
为了使弹性基础的隔振效果达到最佳，对影响其隔振效果的参数进行了优化设计。
8·The upsetting test of metal powder sintered preform by blow speed of the hydraulic press, crank press, pneumatic hammer and high energy rate forging hammer was reported.
研究了用液压机、曲柄压力机、空气锤及高速锤的打击速度对粉末冶金烧结体进行的镦粗试验。
9·The feature common to all of them is that, like the hand forging hammer, they utilize the energy of a falling weight to develop the pressure needed for shaping the metal.
就其一般特性而言，都象手工锻锤一样，它们均利用落重能量来产生金属成型所需的压力。
10·In this paper, the features of Under-anvil vibration isolation device for 2-ton forging hammer are summarized, the methods of installation and construction are introduced simply.
本文总结了2吨自由锻锤砧下直接隔振装置的特点，并简要介绍其安装施工方法。