The effect of earth pressure to rock breaking is studied. The principle of rock breaking mechanism by TBM is discussed and the action of rock breaking angle is emphasized.
通过地应力对破岩影响的分析，对TBM破岩机理进行了研究，着重考虑了岩石破裂角对破岩效果的影响。
There is a factor which depends on the breaking scale in the formula of deflection Angle of timelike and spacelike test particles in the D-stars.
对于这类冷天体的类光和类时测试粒子的偏转角公式存在一个依赖于破缺标度的因子。
The farther away from the base, the more important is the change in trend, whether this be crossing an Angle from the top or breaking under an Angle from the bottom.
无论股价跌破始于底部的角度线，或者上穿始于顶部的角度线，只要它离基点越远，那么它对于趋势的变化也越为重要。
There is a factor which depends on the breaking scale in the formula of angle of deflection of timelike and spacelike test particles in this kind of cold stars .
对于这类冷天体的类光和类时测试粒子的偏转角公式存在一个依赖于破缺标度的因子。
The effects of cutting area, contact arc length, the geometry of cutting face, back dip angle of PDC cutter and rock performance on force of PDC cutter breaking rock were simulated experimentally.
试验模拟了切削面积、接触弧长、切削面形状、切削齿后倾角和岩石性能对PDC切削齿破岩受力的影响。
The advanced Angle and the circuits for measuring breaking ignition times were given. The test results was also quantified.
给出了提前角，断火次数的测试电路，并量化了测试结果。
The advanced Angle and the circuits for measuring breaking ignition times were given. The test results was also quantified.
给出了提前角，断火次数的测试电路，并量化了测试结果。
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