1) steel ball type checking tool
钢球式检具
1.
The practical results show that many shortcomings given by the steel ball type checking tool are overcome of both large divergence and large affection resulted from heat conductivity.
实用结果表明，该仪器克服了钢球式检具的测量结果发散性大、受热传导影响大等缺点，是一种较理想的平行度测量工
3) ball test
钢球检验
4) steel barrel type barer
钢管式钻具
1.
The mechanical principle and the manufacture of the steel barrel type barer,and its operation in the substation ground network construction have been introduced.
介绍了钢管式钻具的制作、构造原理 ,以及在变电所接地网敷设中的应用情况。
5) ball srew type
循环钢球式
6) surface detection of steel ball
钢球表面检测
补充资料：球式
1.见"球势"。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条