调节渗透压的附加剂
A．氯化钠，葡萄糖B．苯甲醇、盐酸普鲁卡因C．苯甲醇、三氯叔丁醇D．亚硫酸钠、焦亚硫酸钠E．羧甲基纤维素钠、卵磷脂
参考答案：A
Learning a foreign language can help you to understand other cultures. _____, it can be a useful skill in many
kinds of work. [ ]
A. However
B. Despite this
C. Eventually
D. Besides
产品类别规定一直产生哪种类型EPD（）。
A.工业范围EPD
B.具体产品公开类型III EPD
C.具体产品公开类型III EPD和具体产品公开
D.具体产品公开
