2. 建筑工程
  3. 平开窗扇高度大于（）时，窗扇锁闭点不应少于2个。A.800mm B.900mm C.1000mm D.12000mm

平开窗扇高度大于（）时，窗扇锁闭点不应少于2个。A.800mm B.900mm C.1000mm D.12000mm

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问题 平开窗扇高度大于（）时，窗扇锁闭点不应少于2个。
选项 A.800mm
B.900mm
C.1000mm
D.12000mm
答案B
解析螺钉与框扇连接处应进行防水密封处理。平开窗扇高度大于900mm时，窗扇锁闭点不应少于2个。
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