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[单选题]
CFS形为等腰梯形(较长的底边在前)厚度约()
A.1.1mm(0.5-1.5mm)
B.1.3mm(0.5-1.6mm)
C.22.1mm(0.5-1.7mm)
D.4.5mm(0.5-1.8mm)
E.5.5mm(0.5-1.9mm)
查看答案
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A.1.1mm(0.5-1.5mm)
B.1.3mm(0.5-1.6mm)
C.22.1mm(0.5-1.7mm)
D.4.5mm(0.5-1.8mm)
E.5.5mm(0.5-1.9mm)
(L=AC+CD+DB)与水深h之间的函数关系式,并说明定义域.
图1-37