coke porosity

例句：

1. 1.The coal was found to have a high coking porosity, which is beneficial for the production of coke.
   煤炭被发现具有高焦炭孔隙率，这对生产焦炭是有益的。
2. 2. In the process of coking, the coal is heated to high temperatures and transformed into coke, which requires a certain coking porosity.
   在焦化过程中，煤炭被加热到高温并转化为焦炭，这需要一定的焦炭孔隙率。
3. 3. Coking porosity plays a crucial role in determining the quality of the coke produced.
   焦炭孔隙率在决定所产焦炭的质量中起着关键作用。