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【简答题】
气相色谱分析中, 分离极性物质, 一般选用极性固定液, 试样中各组分按______分离, 极性______的组分先流出色谱柱, 极______的组分后流出色谱柱。
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举一反三
【单选题】(单选)下面组建创业团队的步骤正确的是?
A.
明确创业目标→制定创业计划→招募团队成员→构建制度体系→ 团队调整融合→清晰权职划分
B.
明确创业目标→制定创业计划→招募团队成员→ 团队调整融合→清晰权职划分→构建制度体系
C.
明确创业目标→制定创业计划→招募团队成员→清晰权职划分→构建制度体系→ 团队调整融合
D.
明确创业目标→制定创业计划→招募团队成员→构建制度体系→清晰权职划分→团队调整融合方案
【单选题】Many people have problems _________ others. [ ]
A.
in communicating to
B.
to communicate with
C.
in communicating with
D.
communicate
【单选题】Many business organizations are willing to take social responsibility because the practice also does good to
A.
the needs of consumers.
B.
the stability of society.
C.
the protection of environment.
D.
the profits of a business.
【简答题】How many companies in the US are in the business of insurance? Almost ______.
【简答题】结合慕课中的例子,简述何为类比法。对你在生活中有哪些帮助?
【简答题】Many of its students have gained influential positions in the business world.
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