棉籽饼粕中含抗营养因子主要为(),故在单胃动物配合饲料使用比例应控制在()以下。
参考答案:游离棉酚;7-8%
In terms of the Companies Act, 1995, explain how ordinary and extraordinary resolutions may be passed by both a public and a private company during a general meeting. (10 marks)
环境污染物进入人体的主要途径是
A.血液、唾液和淋巴液
B.鼻腔、口腔和眼
C.呼吸道、消化道和皮肤
D.皮肤、粘膜和结膜
E.腮腺、淋巴腺和扁桃腺