detrimental substance meaning in Chinese

有害物质

With adsorption and ion exchangeability , it is mainly used as additive in feed , it can absorb ammonia , fix nitrogen , delay the time nutriments stay in alimentary canal , absorb detrimental substance , improve the function of digest , supply many microelements and macroelemnts for livestocks
主要用作饲料的添加剂，具有吸附性和离子交换性，能吸氨固氮延缓营养物质通过消化道的时间吸附肠道有害物质，改善消化机能同时可以供给畜禽多种微量和常量元素，促进增产增重，提高饲料报酬。
The oils meguiar ' s uses are also important in maintaining the original condition of the paint by filling in the naturally occurring microscopic pores and surface imperfections thus preventing detrimental substances and elements as simple as water , or worse , acid - rain , from entering into these pores and microscopic surface imperfections thus causing oxidation and chemical etching
美光的这种油在护理原始的漆面在填补细微的小孔和不完整的漆面时，会防止有害的物质和成分，例如像水、或脏的水点、酸雨等渗入到小孔，导致氧化和化学腐蚀。