air cylinder valve bonnet

例句：

1. 1. The air cylinder valve bonnetis essential for the proper functioning ofthe air cylinder.
   气筒阀盖对于气筒的正确运作至关重要。
2. 2. The engineercarefully replaced the air cylindervalve bonnet to ensuresafety during maintenance.
   工程师仔细更换了气筒阀盖，以确保维护期间的安全。
3. 3.The air cylinder valve bonnet wasdamaged during transportation, requiring immediate repair.
   在运输过程中，气筒阀盖受损，需要立即修复。