- double helical英语什么意思:双螺纹的
相关词汇的读音
- "helical cutting"怎么读
- "helical tiller"怎么读
- "helical lampl"怎么读
- "helical band"怎么读
- "helical motio"怎么读
- "helical manometer"怎么读
- "helical conformation"怎么读
- "helical twist"怎么读
- "helical antenna"怎么读
- "helical instability"怎么读
- "double heecojunction laser"怎么读
- "double heical spur wheel"怎么读
- "double helical (or herring-bone) gear"怎么读
- "double helical bevel gear"怎么读