A unit of weight or capacity equal to1, 000 tons.

千吨重量或容量的单位，等于1,000吨。

youdao

Production capacity of unit weight catalyst for the novel catalytic column reactor is 4.23 times higher than that for a bubble fixed bed reactor.

从单位体积反应器生产能力进行比较，新型催化剂装填方式是固定床鼓泡反应器的4倍以上。

youdao