convection process

• 对流过程

convection process的用法和样例：

例句

1. It must be noted, however, that refinery gas usually generates a certain amount of steam in the convection section of refinery gas-fired radiant furnaces.
   不过必须指出，在燃气热辐射锅炉的对流过程中，炼厂气一般会产生一定数量的蒸汽。