负滑动 meaning in Chinese

negative shrink hole

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
连铸结晶器的振动是影响连铸生产的重要因素，它主要分为四种方式：同步式振动、负滑动式振动，正弦振动和非正弦振动。