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【单选题】
关于后向散射信号,正确说法是?A.
米散射信号容易准确计算
B.
米散射效率高
C.
散射的效率高
D.
散射信号难以计算
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】下列关于糖浆剂的表述中，不正确的是
A.
热溶法制备糖浆剂适用于对热稳定的药物
B.
单糖浆的浓度为85.0%(g/g)
C.
须加防腐剂
D.
适用于儿童服用
E.
能掩盖某些药物的不良气味
【单选题】I know you must have taken every necessary step to ________ that the experiment will not fail. But I want to be _________.
A.
assure; insured
B.
insure; ensured
C.
ensure; reassured
D.
assure; ensured
【简答题】Iknow you must have taken every necessary step to _____ that the experiment will not fail.(assure; ensure; insure; reassure)
【简答题】Read the following paragraph (the second paragraph of Passage B) and find the main idea by applying the reading skill “Skimming”. I trust that as you prepared for this day, you must have taken some ti...
【多选题】下列关于糖浆剂的表述中，正确的是
A.
单糖浆的浓度为85%(g/g)
B.
热溶法制备糖浆剂适合于对热稳定的药物
C.
单糖浆可作为矫味剂、助悬剂
D.
糖浆剂本身具有抑菌作用，不需加防腐剂
E.
制备糖浆剂宜用蒸气夹层锅加热，并应严格控制温度与时间
【单选题】I know you must have taken every necessary step to __________ that the experiment will not fail. But I want to be ___________.
A.
assure, ensured
B.
ensure; assured
C.
insure; assured
D.
ensure; reassured
【单选题】You must have taken a lot of _______________ to practice.
A.
efforts
B.
effects
C.
money
D.
energy
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