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1.1KW等于kcal/h
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2.1 kJ= kcal, 1 kcal= kJ
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3.[填空题] 1KW=1000W=()mw
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4.填空题 1KW=1000W=()mw
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5.根据字符串列表:pic_h = [" H H"," H H"," HHHHH"," H H"," H H"]构造字符串列表:[" H H"," H H"," HHHHH", "
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6.选择题 板的有效工作宽度a等于( ) A、M /mmaxB、mmax /MC、K /hD、h/K
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7.h h h
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8.H H I H H 十
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9.B H(s)="h()A、H(s)=h()B、H (s)= h(
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10.h, (n)h,(n)h (n)h n