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【单选题】
对于四显示自动闭塞分区，当前码序若为L5，代表前方有几个闭塞分区空闲？A.
7个
B.
6个
C.
5个
D.
8个
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皮皮学刷刷变学霸
举一反三
【单选题】The author suggests that the relationship between alpine climbing, ice climbing and rock climbing is______.
A.
they have nothing in common in techniques and equipment
B.
they are the same only in the sense of using similar equipment
C.
they are exactly the same in most aspects of climbing
D.
they call for generally the same basic techniques
【简答题】A．Mountain climbing. B．Rock climbing. C．Hiking. D．Fishing.
【简答题】胶束(Micelle)的形成
【简答题】胶束( micelle )
【简答题】唐代诗人王维的《送元二使安西》有 “劝君更尽一杯酒,西出阳关无故人”的诗句,其中“阳关”位于今天的甘肃省 市。
【多选题】the central core of micelle essentially is
A.
a water-free, liquid hydrocarbon environment
B.
Hydrophilic
C.
water core
D.
不知道
【简答题】, 西出阳关无故人。 代诗人 的 。
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