A.40
B.60
C.80
D.50
[单选题]铝合门窗安装施工时,推拉门窗扇开关力不应大于:()A.250NB.200NC.150ND.100N
[单选题]铝合门窗安装施工时,推拉门窗扇开关力不应大于:()A.250NB.200NC.150ND.100N
[单选题]塑料推拉门窗扇的开关力应不大于()A . 80NB . 100NC . 120ND . 150N
[单选题]金属,塑料门窗推拉扇开关力应不大于()N。A . 50B . 80C . 100D . 120
[单选题]铝合金门窗和塑料门窗的推拉门窗扇开关力不应大于( )。A.250NB.200NC.150ND.100N
[单选题]铝合金门窗和塑料门窗的推拉门窗扇开关力不应大于( )。A.250NB.200NC.150ND.100N
[单选题]铝合金门窗和塑料门窗的推拉门窗扇开关力不应大于:()A.250NB.200NC.150ND.100N
[单选题]铝合金门窗和塑料门窗的推拉门窗扇开关力不应大于:()A.250NB.200NC.150ND.100N
[单选题]金属塑料门窗推拉扇开关力应不大于()N。A.50B.80C.100D.120
[单选题]铝合金门窗和塑料门窗的推拉门窗扇开关力不应大于( )。[2010年真题]A.250NB.200NC.150ND.100N