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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.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", " H
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7.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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8.【简答题】巧取h的 值.1.h十h=h÷h h=( ) 2、 h一h=hxh 巧取h的 值. 1.h十h=h÷h h=( ) 2、 h一h=hxh h=( ) 3、h÷h=hxh h=( ) 4、hxh
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9.h h h
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10.H H I H H 十