oncost

常見例句

• 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.
  得出冷量的價格主要隨電價的升高而增大，隨單位軸功率的制冷量的提高而減小，且遠(yuǎn)高于熱量的價格；
• office oncost
  一般經(jīng)費(fèi)
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