得到了在超高速锯切A3R钢中断面受力和温度随切削速度升高而下降，A3R钢断面质量得到改善的结论。
The conclusion is that the section force and section temperature will decrease with the sawing speed increasing, and the surface quality on sawed A3R steel is improved.
对齿轮钢钢材锯切下料时遇到的锯切障碍现象进行了系统的分析，在锯切面的局部发现了较为密集的大颗粒硬质夹杂物。
A systematic analysis of saw cutting handicap for gear steel was done, in which on local parts of saw cutting surface denser large-granular hard inclusions were found.
锯片安装在高频焊管机组的飞锯上适合连续切割钢管以及建筑用空腹钢门窗。
They are fitted fly saw of high-frequency welding tube sets, used for cutting steel tubes and Hollow steel window and door profiles continuously.
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