此硬度计的依据是矿物的相对研磨能力.This scale is based on the relative abrasiveness of minerals.会使用相关的测量工具: 游标卡尺, 高度尺,角度尺,硬度计.Be familiar with using measure equipment: caliper, height gauge, etc.有硬度计、 、 磁粉探伤机等多种检测检测仪器设备.A hardness, magne...
镶有双层玻璃门窗的房子往往好出售.Double glazing is often a good selling - point for houses.这个可以粘一下电动门窗的控制器.It will let us to adhibit the controller of electric window.一旦进入房间, 检查门窗的锁头.Once inside your room, check the and window locks....
资本家利用劳工的剩余价值发家致富.Capitalists use laborers'surplus value to make a fortune.劳工的工资很低廉, 但是水 、 电和就学则是免费.Wages were low, but water, electricity and schooling were free.雇主愿减少劳工的人事流动.Employers wish to reduce labor turnover....
Result: In optimal conditions, the yield of n - butyl gallate was over 93.8 %.结果: 在最佳实验条件下没食子酸正丁酯收率达93.8%.Iso - army gallate was synthesized by esterification of gallic acid with iso - army alcohol catalyzed by 4 - methy...