tightness test for hull

例句：

1. 1. The engineer conducted a tightnesstest on the new hull toensure it was structurally sound.
   工程师对新船体进行了紧固试验，以确保其结构稳固。
2. 2. During the inspection,the inspector performed a tightness teston the hull to detect anypotential weaknesses.
   在检查过程中，检查员对船体进行了紧固试验，以检测潜在的弱点。
3. 3. Thetightness test is crucialfor ensuring the safety of thevessel and preventing accidents.
   紧固试验对于确保船只的安全性和预防事故至关重要。