n.公毫
Centigram means a weight equal to a 100th of a gram. 一厘克等于百分之一克。
The bars should be spiral of high resistance &its softness(Pliable) not less than 3KG in one square centigram. 客户对强度的要求是每平方厘克3公斤相当于国内什么等级的螺纹？待解。。
cg [centigram] 公毫
centigram method 厘克法
