單項(xiàng)選擇題
A.機(jī)油B.T46液壓油C.雙曲線齒輪油D.N100液壓油
A.1根B.2根C.3根D.4根
A.300N?mB.340N?mC.360N?mD.380N?m
A.5mm~15mmB.10mm~20mmC.5mm~25mmD.15mm~30mm
A.1000kNB.2000kNC.3000kND.3500kN
A.10tB.12tC.14tD.22t
A.1mmB.1.5mmC.2mmD.3mm
A.180mm~230mmB.210mm~260mmC.230mm~260mmD.230mm~280mm
A.3150mmB.3600mmC.3250mmD.4740mm