Some relationship of acoustic emission with longitudial and transverse forces and fragmentation volume have been found in the cutting tests for 10 types of rock using a single diamond bit.

• 在牛头刨床上通过对10种岩石的切削试验，得到了在单粒金刚石钻头切削作用下岩石声发射活动与切向力、轴向力及破碎体积之间的一些规律。