unit weight的用法和樣例：
例句
- Perhaps a key adaptive advantage of the angiosperm is their ability to construct wood with much less expenditure of energy per unit weight.
也許被子植物適應優勢的秘訣就在於它們有能力形成每單位重量的木材可支付少得多的能。 - The bulk weight and total flour extraction rate were more sensitve to nitrogen and phosphorus supply than 1000-grain weight.
氮磷水平與比例的提高，對各基因型千粒重的影響很小，卻使容重顯著降低，總出粉率普遍顯著增加。 - It is safe to rebind a unit with such a system to different dimensions.
可以安全地將其中的單位重綁定到不同的量綱。
