pressure tightness
常见例句
- 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。 - 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。 - The oil pressure tightness and manual adjustment joint control the looseness and tightness of the paper winding belt.
卷纸皮带松紧采用油压拉紧和手动调节联合控制。 返回 pressure tightness