control assay造句

例句与造句

1. Methods : the patients with breast cancer of stage were studied with randomized control assay and were divided two groups ( preoperative chemotherapy group and non - preoperative chemotherapy group )
   方法：采取随机分组的方法，将期乳腺癌患者随机分成术前化疗组、非术前化疗组进行对照研究。
2. It's difficult to find control assay in a sentence. 用control assay造句挺难的