例句與造句

1. Decay time of sinusoidal oscillation
   正弦振蕩的起伏衰落時間
2. The oscillation of continuous casting mold is an important factor that has effect on casting production . the oscillation of continuous casting mold has experienced four kinds : synchronisiru negative slide > . sinusoidal and non - sinusoidal oscillation
   連鑄結(jié)晶器的振動是影響連鑄生產(chǎn)的重要因素，它主要分為四種方式：同步式振動、負(fù)滑動式振動，正弦振動和非正弦振動。
3. Non - sinusoidal oscillation has the characters that the upward time of the continuous casting mold is longer than the downward time . it can reduce the friction between the mold wall and the strand surface , and prevents the strand from leaking and cracking , it can also improve the surface quality of slabs . it is the main development of continuous casting mold in the future
   其中非正弦振動具有上升運動時間比下降運動時間長的特點，能減小結(jié)晶器與坯殼之間的摩擦力，防止坯殼的拉漏和拉裂，改善鋼坯的表面質(zhì)量，是今后連鑄結(jié)晶器振動發(fā)展的主要方向。
4. It's difficult to find sinusoidal oscillation in a sentence. 用sinusoidal oscillation造句挺難的