您要查找的是不是：
- V形密封 V-type seal
- L形密封 seal with L shape
- 旋转唇形密封 Rotary lip seal
- Ｖ形密封 V seal
- Ｘ形密封环 X-ring
- 用刀在木头上刻V形凹痕 notch wood with a knife
- 成形 shaped
- 异形 heteromorphism
- 旋转唇形密封机理及其泄漏原因 The Mechanism and Reasons of Rotary Lip Seal
- 双V形的, X形的 double vee
- 帽形密封 hat seal
- V形盘 V-shaped pad
- 唇形密封 lip packing
- V形枕 V block
- 楔形密封 wedge-type seal
- 宽V形谷 adolescent valley
- 唇形密封件 lip packing
- V形管 V-shape tube
- 凸形密封环 male adapter
- V形块 V-block
