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【判断题】
在EPLAN自带符号库中,基本上每个符号都有从“A”到“F”的6个变量。
A.
正确
B.
错误
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参考答案:
举一反三
【简答题】化简下列各比: 0.48:0.一; m 二 : m s0 ; 4二分:m.二小时.
【简答题】67,0.69,0.48,0.88,0.29,1.07,()0.67,0.69,0.48,0.88,0.29,1.07,( )
【判断题】柴油的发火性能用十六烷值表示
A.
正确
B.
错误
【简答题】现有数值如下:-0.84,-0.5,-0.34,-1.41,-0.15,0.79,-0.48,-0.65,0.25,1.46,1.18,-1.76,-0.66,0.12,0.65,-0.47,0.48,1.34,0.81,-1.05,-0.4,0.46,-0.38,0.58,0.11,-0.02,-1.04,0.6,0.53,0.57,2.57,1.09,-0.92,-0.38,-1.41,-0....
【简答题】现有数值如下:-1.06,1.83,-1.31,-2.23,1.51,0.59,0.35,1.15,0.69,-0.93,-1.63,-0.86,0.53,-0.39,0.94,0.99,-0.93,-0.36,-0.67,-1.12,0.29,0.34,-0.56,-0.52,-0.35,-0.19,1.1,-0.29,0.38,-0.47,0.94,0.39,0.28,0.31,1.75,0....
【判断题】发火性:指柴油的自燃能力,用十六烷值表示。
A.
正确
B.
错误
【单选题】67,0.69,0.48,0.88,0.29,1.07,( )
A.
1.32
B.
0.10
C.
0.19
D.
0.20
【简答题】现有数值如下:1.59,-0.98,-0.77,-0.39,0.14,-1.52,-1.97,-0.54,0.18,-0.29,0.31,1.71,-0.17,-0.58,-0.7,-1.12,1.92,-0.37,-1.99,0.59,-0.82,-0.73,-0.57,-2.69,0.25,-0.51,0.14,1.07,-2.06,-0.4,-1.05,0.47,0.5,1.16,-0.93...
【简答题】现有数值如下:0.38,-1.06,0.68,-0.49,-1.75,0.33,-0.99,0.74,-0.9,0.98,0.18,1.26,-0.51,0.1,-0.76,-1.04,-0.68,-1.7,-0.34,0.61,-0.18,-0.53,-1.06,-1.13,-0.42,-0.48,1.73,-1.46,0.51,-1.28,-0.12,-1.58,1.53,0.57,0.22,...
【单选题】下列哪一个值是试题的最佳难度()
A.
0.29
B.
0.48
C.
0.69
D.
0.85
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