比例

• The proportion of the cost of the structure can easily drop to 20 per cent of the cost of the building .
  结构造价所占比例无疑会下降到整个建筑物造价的20。
• The electrical section contains the solid-state proportional temperature controllers and solenoid valves .
  电子控制室内有固体线路的比例温度控制器和电磁阀。
• It is true that there is systematic change in discounted price, but it is not a proportionate change .
  贴现价格确会发生有系统的变更，但不是一种按比例的变更。
• The elements are coprecipitated in bone in the ration of about 2 calcium: 1 phosphorus forming hydroxyapatite .
  钙磷两种元素以约21的比例形成羟基磷灰石沉积在骨骼内。
• The structure may sustain more than one load, but it must be assumed that all external loads are proportional .
  结构可以承受一个以上的荷载，但必须假设所有的外荷载是成比例的。
• Unless the ingredients are put together in just the right proportions, the gunpowder explodes when ignited .
  如果不是按照非常适当的比例把配料拌合在一起，点火后黑色火药就会爆炸。
• Increasing proportions of the tree's pollen reduced the percentage of full seed and retarded growth of the epicotyl .
  树木本身花粉比例的增加使饱满种子的比例降低，并使胚轴生长缓慢。