conclusion: the entrusted-inspection water quality in lvshunkou district is not very good. microbial contamination and the content of chloride are the main problems.
结论:旅顺口区委托检验水水质总体合格率不高,主要是盐分偏高和微生物污染。
the present invention is sour milk without microbial contamination and its preparation process, especially foreign bacteria-free packing technique for sour milk.
本发明无杂菌酸奶属于酸奶加工工艺技术领域,特别是酸奶产品及其包装的无杂菌化工艺。
the variety of major contaminative microorganisms and the main ways of contamination are described, and the key methods of controlling microbial contamination outlined.
although microbial contamination of food continues to account for the majority of instances of illness, consumers still have a high level of concern about chemical residues in food.
尽管细菌引起的食物污染仍然是造成疾病的主要原因,消费者们仍然非常担心食物中的化学残留。
isolation of intermediates or products may require the use of a protected environment to avoid microbial contamination or degradation caused by exposure to air or light.
中间体或产品的分离可能需要使用保护的环境以避免微生物污染或由于暴露在空气或光中的降解。
we noted that after the carboxyl groups and amino groups were introduced to sephadex, the resistance of the carrier to microbial contamination was largely increased.
作者还观察到当多糖类载体引入氨基或羧基后,大大增强了其抵抗微生物侵蚀的能力。
the formulation must be preserved against decomposition due to chemical degradation and protected from microbial contamination and the destructive influences of excessive heat, light, and moisture.