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【多选题】
材料吸水后，表观密度 ______ ，导热性 ______ ，强度 ______ 。A.
增大
B.
增强
C.
降低
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举一反三
【单选题】From the passage we can infer that real happiness of life belongs to those ______.
A.
who are higher up in their social status
B.
who prove better than their fellow-competitors
C.
who could keep far away from this competitive world
D.
who are at the bottom of the society
【单选题】We can infer from the example of the woolly mammoth that
A.
it used to live in the arctic area only.
B.
it lived in Siberia long ago.
C.
it is extinct today.
D.
it is a long-haired mammal.
【单选题】船上可用如下方法测定散装精矿粉含水量:用容积为 ---- l的圆筒,盛装半罐货样,提起后从0.2m高处摔向坚硬地面,以1-2s间隔重复25次,若表面出现游离水分或流动液面,则货物可能不适运。
A.
0.5-1.0
B.
1.0-1.5
C.
1.5-2.0
D.
2.0-2.5
【单选题】在劳动争议仲裁统计分析中,用来反映劳动争议严重程度的指标时( )。
A.
每千职工劳动争议仲裁件数
B.
平均每件劳动争议仲裁人数
C.
每千职工劳动争议仲裁人数
D.
劳动争议仲裁率
【单选题】From the passage we can infer that real happiness of life belongs to those ______.
A.
who are at the bottom of the society
B.
who axe higher up in their social status
C.
who prove better that their fellow-competitors
D.
who could keep far away from this competitive world
【单选题】船上可用如下方法测定散装精矿粉含水量:用容积为0.5-1.0 l的圆筒,盛装半罐货样,提起后从0.2m高处摔向坚硬地面,以 ---- s间隔重复25次,若表面出现游离水分或流动液面,则货物可能不适运。
A.
1-2
B.
2-3
C.
3-4
D.
4-5
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