... 自然周期 natural period 自然锥度 natural taper 自然坐标系 natural coordinate system ...
双语例句
1
The Dynamic-Tilt jet cutter can position the nozzle at an fixed angle to cut , exactly offset the naturaltaper from the jet cutter.
“动态倾斜切割头”可把切割头定位在一定的角度去切割,能精确地抵消水刀切割所产生的自然倾斜角度误差。
2
The natural frequency of taper and top plate taper beam are calculated in detail, and the effect of shearing force in beam on the natural frequency is discussed.