variable-ratio造句
例句与造句
- Variable - ratio epicyclic gear
变速比行星齿轮 - Specifications for variable - ratio transformers having current collectors which are moved transversely in the direction of the windings
装有可在绕线方向横向移动集电器的可调无线电变压器 - It's difficult to find variable-ratio in a sentence. 用variable-ratio造句挺难的