oncost

常见例句

• The ammonia refrigeration evaporator was used as an example to calculate the effect of temperature difference of heat transfer oncost, and analyse the significance of optimal design.
  得出冷量的价格主要随电价的升高而增大，随单位轴功率的制冷量的提高而减小，且远高于热量的价格；
• office oncost
  一般经费
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