The sonic wave sending technique of early air cutting detecting is an advanced one.

声波气侵早期检测方法是一种先进的方法。

youdao

The influence of air cutting angle and air cutting time to chip breakage is studied quantitatively. The correctness of air cutting theory is verified by the experiments.

定量分析了间断切削过程中的空切角度、空切时间对断屑的影响，并通过试验验证了用空切理论分析断屑的正确性。

youdao

youdao

But there was little to tell. The sound of a bullet cutting through the air.

VOA: special.2009.12.12

America West eliminated 2, 000 jobs, while American Trans Air is cutting 1, 500 employees.

CNN: Airlines reeling, laying off thousands

The researchers were also able to see a rise in temperatures after 1970 - the consequence of clean air legislation cutting emissions of soot and sulphates.

BBC: Particles from fossil fuels 'affect the growth of corals'

Spray from a passing driver shot into his air intake, cutting his power and ending his chances.

WSJ: Snowmobile Riders Race Over Water on Minnesota Lakes