tightness怎么读，tightness什么意思，tightness短语和例句

1.Inspection installation and water tightness transducer of echo sounder on berth.

测深仪换能器船台安装和水密性检查。

2.Bracket mounting screws should be inspected regularly for tightness.

要定期检查托架安装螺钉是否结实。

3.The tightness is usually the result of too much strain from overtraining.

这种紧张来自于过度训练的过度张力。

4.Strengthened side wall design and air-tightness can ensure your pleasant journey.

加强的胎侧设计，良好的跑气保用性能，让您出行无忧；

5.Tension headaches tend to feel like a pressure or tightness around the head.

患了紧张性头痛，感觉像脑袋周围无法放松，有一圈压力压着似的。

6.Gray iron--an alloy of iron carbon and silicon ; easily cast; good pressure tightness in the as-castcondition.

灰口铁--一种铁碳和硅的合金；易于铸造；在铸态下具有很好的压力紧固性。