n.
1.面积,规模,程度
1.面积,规模,程度
- Rotary and rotary impact masonry drill bits with hardmetal tips--Part 1: Dimensions
旋转和旋转冲击式硬质合金建工钻第1部分:尺寸收藏 - A very useful tool for scale-up is the dimensionless group. This is the grouping of system variables so as to cancel out their dimensions.
在放大中使用的一个很有用的工具是无量纲数群。这是系统变量无因次化的一种组合。收藏 - The resistance of aluminium is approximately half again as great as that of copper for the same dimensions.
尺寸相同时,铝的电阻约为铜的一倍半。收藏 - Convex and concave milling cutters--Part 1: The types and dimensions for concave milling cutters
凸凹半圆铣刀第1部分:凹半圆铣刀的型式和尺寸收藏 - Coated abrasives--Abrasive sheets--Dimensions and tolerances
涂附磨具页状砂布砂纸尺寸和公差收藏
开心词场背单词

