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搜题
【单选题】
下列胶剂制备工艺流程,正确的是A.
原料选择与处理 → 煎取胶液 → 滤过澄清 → 浓缩收胶 → 胶凝与切胶 → 干燥与包装
B.
原料选择与处理 → 煎取胶液 → 浓缩收胶 → 滤过澄清 → 胶凝与切胶 → 干燥与包装
C.
原料选择与处理 → 煎取胶液 → 胶凝 → 滤过澄清 → 浓缩收胶 → 切胶 → 干燥与包装
D.
原料选择与处理 → 煎取胶液 → 浓缩 → 滤过澄清 → 收胶 → 胶凝与切胶 → 干燥与包装
E.
原料选择与处理 → 煎取胶液 → 滤过澄清 → 浓缩收胶 → 干燥与包装
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举一反三
【简答题】The enlighteners celebrated __________or ___________, __________ and ___________.
【多选题】In American literature, the Enlighteners were opposed to ________ .
A.
the colonial order
B.
religious obscurantism
C.
the Puritan tradition
D.
the secular literature
【单选题】As to education, the enlighteners thought that ...
A.
a human beings were limited, dualistic, imperfect, and not capable of rationality and perfection through education.
B.
universal education was unnecessary.
C.
if the common people were well educated, there would be great chance for a democratic and equal human society.
D.
most of the human being were perfect themselves, so only a few needed further education.
【简答题】从水提取液中萃取偏亲水性成分应选用
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