aculei

常见例句

• This paper researches into enhanced heat transfer of condensation of splitting gas of waste plastics and R113 on the general smooth tubes,the screw tubes and the aculei finned tubes.
  本文研究制冷剂R113和废塑料制汽油过程中产生的裂解气在水平光滑管、螺纹管与“犁刺”管上的冷凝强化传热。
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