1) steel ball method
钢珠法
1.
The results showed that steel ball method and glass slides method are both the good way for rust fungi DNA minim and rapid extraction.
采用4种方法对毛白杨锈病单个夏孢子堆DNA提取和ITS-PCR扩增表明,钢珠法、玻片法均是锈菌基因组DNA微量快速提取的合适方法,以钢珠法最优,整个过程仅需30min,并且可以获得与CTAB法、氯化苄法相同的PCR扩增结果。
2) steel ball
钢珠
1.
A dynamic model of steel ball during the lapping process is presented to meet the requirement fulfill the superprecision machining of steel balls for satellite bearing.
为了适应卫星轴承钢珠精化的需要,建立了研磨过程中钢珠的动力学解析模型,分析了球与四研头之间的运动、四研头转向与球面加工、摩擦力与加工精度等关系。
3) ball spinning
钢珠旋压
1.
A study of force and power in ball spinning;
钢珠旋压工艺力能参数的分析及计算
4) steel ball shells
钢珠弹
1.
Study of wounds caused by steel ball shells in the field in sheep;
某型钢珠弹对绵羊四肢致伤效应的现场实验
5) steel ball gun
钢珠枪
1.
This paper introduced the structure of steel ball gun and cartridge case.
通过对钢珠枪的试验、检验与分析研究,探讨对钢珠枪的检验与鉴定方法。
6) slipway for steel roller launching
钢珠滑道
参考词条
补充资料：钢珠
（～儿）滚珠。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。