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【单选题】
链传动设计中，一般链轮最多齿数限制为zmax=120，是为了_____ 。A.
减小链传动的不均匀性
B.
限制传动比
C.
减少链轮磨损后链从链轮上脱落下来的可能性
D.
保证链轮轮齿的强度
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举一反三
【简答题】[A] from [B] according to [C] through [D] out of
【简答题】[A] According to [B] Except for [C] Thanks to [D] Based on
【简答题】A) for B) to C) according to D) with
【单选题】Eggs are________ size. Which is wrong? [ ]
A.
classified according to
B.
sorted according to
C.
classified by
D.
classified as
【单选题】公共关系促销人员的主要“资本”之一,就是他们与传播媒体人员的个人友谊,他们可以通过熟识的编辑、记者进行宣传报道,实现()。
A.
确定公共关系促销目标
B.
选择公共关系信息和公共关系载体
C.
实施公共关系促销计划
D.
评估公共关系活动的效果
【简答题】__________ A) because of B) according to C) thanks to D) regardless of
【单选题】Waste oil should .
A.
be treated according to the C/Es command exactly
B.
be treated according to MARPOL
C.
accumulate in bilges or on tank tops in accordance with MARPOL
D.
discharge to sea at the specified areas
【判断题】According to Shami Chakrabarti, Britain is currently holding 14 innocent people as terror suspects at Belmarsh Prison.
A.
正确
B.
错误
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