商场底层层高一般为()。A.A.2.2m—2.4mB.2.8m—3.0mC.3.0m—3.6mD.4.2m—6.0m
...为( )。A.2.2ΩB.2.4ΩC.4.2ΩD.4.4Ω[67%]
25Hz相敏轨道电路(旧型)送电端有扼流变压器时,其电阻R为( )。A.2.2ΩB.2.4ΩC.4.2ΩD.4.4Ω
4.2, 5.2, 8.4, 17.8, 44.22,( )[66%]
4.2, 5.2, 8.4, 17.8, 44.22,( )
A.125.62
B.85.26
C.99.44
D.125.64
4.2,5.2,8.4,17.8,44.22,( )[66%]
4.2,5.2,8.4,17.8,44.22,( )
A.125.62
B.85.26
C.99.44
D.125.64
4.2, 5.2, 8.4, 17.8, 44.22,( )[66%]
4.2, 5.2, 8.4, 17.8, 44.22,( )
A.125.62
B.85.26
C.99.44
D.125.64
4.2,5.2,8.4,17.8,44.22,( )[66%]
4.2,5.2,8.4,17.8,44.22,( )
A.125.62
B.85.26
C.99.44
D.125.64
4.2,5.2,8.4,17.8,44.22,( )[66%]
4.2,5.2,8.4,17.8,44.22,( )单项选择题 A. 125.62B. 85.26C. 99.44D. 125.64
4.2, 5.2, 8.4, 17.8, 44.22,( )[66%]
4.2, 5.2, 8.4, 17.8, 44.22,( )
递等式计算,能简算的要简算.(4.2-0.4×6)÷4(15300÷600+67.5)×..[66%]
递等式计算,能简算的要简算.(4.2-0.4×6)÷4(15300÷600+67.5)×18010500÷(10500÷25×1.25)(5.84-3.9)÷0.4+0.15×0.92(2400-480×2.5)÷1.6 0.32×12.5×2502.4×5.5+2.4×3...
...:()A.3.2m×1.5m×1.5mB.4.2m×1.8m×1.5mC.5.2m×2.0m×1.9mD.6.2m×2.2m×2.4m[65%]
载质量3t箱货车箱尺是:()A.3.2m×1.5m×1.5mB.4.2m×1.8m×1.5mC.5.2m×2.0m×1.9mD.6.2m×2.2m×2.4m