b粒子造句
例句与造句
- The results approve that i ac i is a good parameter to be a token of the diameter distributing of particles . then a criterion of mean fluctuation difference is put forward for b particle . fluctuation complexity varied with different particle , static bed height diameter particle and axis position of sensor are studied
- 用b粒子造句挺难的，这是一个万能造句的方法
