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【单选题】
下列关于喷雾剂和粉雾剂描述错误的是（）A.
吸入喷雾剂的雾滴（粒）大小应控制在10μm以下，其中大多数5μm以下
B.
喷雾剂按用药途径分可分为吸入喷雾剂、非吸入喷雾剂及外用喷雾剂
C.
喷雾剂按给药定量与否，可分为定量喷雾剂和非定量喷雾剂
D.
粉雾剂按用途可分为吸入粉雾剂、非吸入粉雾剂及外用粉雾剂
E.
吸入型的粉雾剂的粒径大小和喷雾剂的不同，粒径控制在5～10μm左右，否则药物不易停留在肺部
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【简答题】翻译:A budget can help you manage your spending to save for short-term needs-like books for the upcoming semester---and future goals, such as spring break vacations, trips with friends.
【简答题】Sentence translation. a) A budget can help you manage your spending to save for short-term needs-like books for the upcoming semester---and future goals, such as spring break vacations, trips with fri...
【简答题】A budget can help you manage your spending to save for short-term needs-like books for the upcoming semester---and future goals, such as spring break vacations, trips with friends.
【简答题】Manage your budget: make sure you’re ready to pay with the (3) _____ procedures.
【简答题】Sentence translation. a) A budget can help you manage your spending to save for short-term needs-like books for the upcoming semester---and future goals, such as spring break vacations, trips with fri...
【简答题】Sentence translation. A budget can help you manage your spending to save for short-term needs-like books for the upcoming semester---and future goals, such as spring break vacations, trips with friend...
【判断题】A budget can not help you manage your spending to save for short-term needs-like books for the upcoming semester---and future goals, such as spring break vacations, trips with friends.
A.
正确
B.
错误
【多选题】焊条由焊芯和药皮两部分组成，一般来说，焊芯具有焊缝的基本化学成分，而药皮则有（）的作用。
A.
提高焊接电弧稳定性
B.
保护熔池金属
C.
过渡合金元素
D.
改善焊接工艺性及提高焊接生产效率
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