上述可供粉末直接压片的是
A.乙基纤维素B.羧甲基淀粉钠C.山梨醇D.喷雾干燥乳糖E.硬脂酸镁
参考答案:D
解析:因为喷雾干燥乳糖的流动性、压缩成形性均好,故可供粉末直接压片用。
— About the economical crisis that he decided to look for more information about it.
— _____.[ ]
A. So curious he was
B. So curious was he
C. Such curious he was
D. Such curious was he
煤矿使用的纳入安全标志管理的产品,必须取得()标志。
A.产品合格
B.煤矿矿用产品安全
C.特种设备
D.防爆