题目内容:
电梯的层门尺寸为宽900mm,高2000mm,则设计门洞尺寸应为哪一项?( )
A.宽950mm,高2070mm
B.宽1000mm,高2080mm
C.宽1050mm,高2090mm
D.宽1100mm,高2100mm
参考答案:
答案解析:
电梯的层门尺寸为宽900mm,高2000mm,则设计门洞尺寸应为哪一项?( )
A.宽950mm,高2070mm
B.宽1000mm,高2080mm
C.宽1050mm,高2090mm
D.宽1100mm,高2100mm