【单选题】下列()不是大体积混凝土裂缝产生的主要原因。
【多选题】被宣告缓刑的犯罪分子,在缓刑考验期限内具有下列情形之一的,应该撤销缓刑,前罪和后罪实行数罪并罚()。
【单选题】关于大体积混凝土裂缝产生原因,描述不正确的是( )。
B.
混凝土的强度不足以抵抗应力应变带来的变形的影响、新老混凝土的约束作用是主要原因。
C.
我国一般认为,混凝土内外温差不超过28℃时,一般不会产生由内外温差引起的贯穿性裂纹。
【简答题】在机床电气线路中异步电机常用的保护环节有 、 、 和 。
【单选题】When his table-companion said 'Bun appetit,' he wanted to know ______.
B.
where the old man was from
C.
where the old man was going
【多选题】新疆土壤改良措施有( )
E.
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【单选题】The story was touching.
【简答题】D Once there lived an old man.He liked gold better than anything else in the world.He often said,“If I have enough gold,I will be the happiest man in the world.” One day when he was traveling in the d...