为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

It had been demonstrated that individual cells or protoplasts isolated from Porphyra thallus by enzyme could develop int......

针对网红休闲产品夹心海苔专项抽检中微生物指标不合格率较高的情况,对企业生产过程进行调查研究。参照《食品安全国家标准食品生......