基本解释卵泡内人工授精同根派生 DIFI相关词英汉例句Pre-filtering ratio is changable according to difi erent demands and the precision of calculation is improved in this design. 采用这种方法研制的预处理板,预滤波比可以根据不同的需要灵活地改变,运算精度也大大地提高。DIFI更多例句