日本名古屋在2001年采取了一项政策,规定所有新开发的地皮如超过300平方米,则必须植树。
Nagoya in Japan adopted a policy in 2001 requiring tree planting for all new development plots that exceed 300 square meters.
认定对角线,这样你就可以“广场”的,以确保一个领域是完全平方米(如混凝土浇筑垫)。
Finds the diagonal, so you can "square up" to make sure an area is perfectly square (eg, for pouring concrete pads).
如每平方米育雏只数多了就叫饲养密度大,只数少了货是密度小。
If every square metre only several more brood called breeding density, only less number of goods is density is small.
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