top angle meaning in English

顶端角钢
顶角, 油罐顶部角钢

The factors such as original error , workpiece center height , top angle of apron , shape of grinding zone , position of side apron etc , which affect the circularity and straightness of the grinding workpiece in centerless grinding were analysed in this paper
影响工件几何形状的因素很多，但影响工件某项几何要素的因素是特定的，如果将这种特定的因素进行总结，可以对实际生产过程进行指导。
Then the blade is form grinded by the high - technology cbn diamond wheel directly . after some processings , the teeth with top angle , side angle and knife angle are manufactured . this saw is easier to use , and its cutting side is more tidier , flatter and smoother
在锯片两边的表面上研磨出两道圆弧如图，再以高科技cbn钻石砂轮直接做成型研磨form grind ，经过数道加工程序，制造出具有上切角top angle边切角side angle及刀刃角knife angle的锯，使在使用上更为轻松容易，切削面也更为平整光滑。