half square meter 是不是长和宽都是50cm?Thansk

请问309 meter square 是几方尺? half square meter 是不是长和宽都是50cm?Thansk square meter 和square kilometerit covers an area of 1.72( one point seventy- two) square kilometre.The Shanghai Expo Site covers a total area of 5.28 sq km.it covers an area of 48000 square meters.是表示square meter可数,而square kilometer不 SQUARE METER CAFE怎么样 fog collector 在盐雾试验的标准中出现的,不知道怎么翻译才最合适.原文是chest type cabinets require 1 fog collector for every 0.55 square meter (6 square feet) of test area. square meter平方米可数吗?比如the room is 25 square meter是否需要加s? 关于平方米的表达One apartment is approximately ninety meters square.我记得应该是ninety square meters 是不是square meter 变成meter square 也对, five and a half million square kilometres ,是550万还是550百万 The side lebght of a square is five meter,the perimeter of the square is（ ） half past three ,这里half是名词不? The well is ___deep.A six meter B six and a half meters C six meter and a half mile和meter的区别和之间的换算mile和meter是不一样的吧?我不太清楚这之间的关系. 英语翻译Based upon the square meters planted by area,a square meter cost is calculated and applied to the square meters harvested,rendering a cost of harvest. square square square square His brother is________.A.one meter and a half high B.one and a half meters' tallA.one meter and a half high B.one and a half meters' tallC.one and half a meter tall D.one and a half meters tall