的意思 jack spring

1. Be careful when using the jack spring to lift heavy objects.
使用千斤顶弹簧举重物时要小心。

2. The jack spring helps to raise the car for changing a flat tire.
千斤顶弹簧可以帮助抬起汽车更换漏气的轮胎。

3. Make sure to properly maintain the jack spring to ensure its effectiveness.
确保正确维护千斤顶弹簧以确保其有效性。

4. The mechanic replaced the worn-out jack spring with a new one.
机修工用新的千斤顶弹簧替换了磨损的旧的。

5. It is important to have a sturdy and reliable jack spring for lifting heavy machinery.
抬起重型机械时需要一个坚固可靠的千斤顶弹簧。

6. The jack spring can be adjusted to different heights depending on the lifting requirements.
千斤顶弹簧可以根据举重的要求调整不同的高度。