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- A3钢钝头弹A3 steel cylindrical projectiles
- 钝头弹blunt projectile
- 空气和二氧化碳中的高超音速钝头飞行器气动特性的弹道试验研究A ballistic investigation of the aerodynamic characteristics of a blunt vehicle at hypersonic speeds in carbon dioxide and air
- 采用临界残余应变判据预测了A3钢构件的疲劳寿命，预测结果是可以接受的。Prediction for fatigue life of A3 steel plate with a central hole using critical residual strains criterion, the results were acceptable.
- 双头弹double projectiles
- 试验表明 :A3钢表面浸镀扩散渗铝复合渗硼工艺可行 ,渗层与基体形成了连续的扩散层 ,并且具有良好的硬度梯度。Experiment results showed that the process of Hot Dip Aluminum and complex Boronisation on the A3 surface is feasible, it had a continuous layer between diffusion layer and matrix and a better hardness gradient.
- 短头弹short round
- 铸钢cast(carbon) steel
- 螺纹钢deformed steel bar
- 白头hoary head
- 乱弹thrum
- 白头偕老remain happily married to a ripe old age
- 采用失重法与电化学极化法,研究了钼酸盐及钨酸盐缓蚀剂在自来水中对A3钢的缓蚀能力及使用条件,并分析了钼酸盐及钨酸盐的缓蚀机理。In this article, corrosion inhibition performance and inhibition mechanism of molybdate and tungstate to A3 steel in tap water was studied by method of weight-lost tests and electrochemical polarization curve tests.
- 把头labor contractor
- 指弹thrum
- 耐热钢refractory steel
- 圆头pommel
- 磨头wheel head
- 钝化钢calorized steel
- 轴头pivot bracket
