glass envelope
短语词组
- glass composition envelope 玻璃封套
- Glass Sealed Envelope 玻璃密封
- glass s envelope 玻璃封装
- glass envelope type 玻壳型式;型式
- Double Glass Envelope 双玻璃丝包线
- A glass envelope 玻璃信封;第二十二课
- lesson a glass envelope 玻璃信封
- evacuated glass envelope 真空玻璃管
- lamp with glass envelope 玻壳灯 返回 glass envelope