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【简答题】
环境科学与工程研究的环境主体是_____,客体是_____。
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【简答题】如何避免银饰戒指发黄？
【单选题】Why should most three star hotels locate near major highways or business areas?
A.
to prevent other companies taking their business
B.
to help them find new international partners
C.
convenient to shopping and popular attractions
D.
to become more aware of their competitors' activities
【简答题】我国已知最早的药物学专著是 查看材料
【简答题】The tourism of Yixing started early and develops rapidly, and the ________conditions are well improved to _______of a variety of tourists. ________, Yixing has 1 _______, 2 four-star hotels, 7 three-s...
【简答题】我国已知最早的药物学专著是（ ）第 67 题 我国已知最早的药物学专著是（ ）
【简答题】如何避免氩结晶的发生?
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