目的探讨骨折患者便秘的发病原因和 构成比率。
Objective To explore the causes and composing rate of constipation after fracture.
构成消费价格指数篮子三分之一的食品价格在八月分以比较低的比率增加是源于今年粮食的丰收。
Food prices, which account for about one third of the CPI basket, rose at a slower rate in August because of a good grain harvest.
选择的单元是非实质性的，因为构成的三角形会维持它们的内在的比率。
The chosen unit is immaterial because the triangles constructed will maintain their inherent ratios in all cases.
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