本文主要研究了应力场下锯切切削力的特点。试验证明在拉应力场下锯切工件比普通锯切工件的锯切力小，使切削更加有利、高效。
This paper mainly study the feature of sawing force under stress field. The experiments prove that the cutting force under stress field is smaller than that of common sawing.
对该体系的抗温性、高温稳定性、抗盐性、静切力随时间的变化及配伍性进行了试验研究。
Experimental study is performed on its temperature resistance, high temperature stability, salt tolerance, static shear force changed with time and its compatibility.
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