测量一下花房地板面积，然后用得到的数值除以六。
Measure the floor area of the greenhouse and divide it by six.
多数建筑规范要求玻璃窗面积至少等于每单个房间地板面积的10%。
Most building codes require that glass areas be equal to at least 10% of the floor area of each room.
并其所有土地总面积及合法建筑物总楼地板面积均超过三分之二之同意；
The total land area and the total floor area of the legal building they own should be more than two thirds.
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