English translation for "primaryproduction"

第一级生产；初级生产

Similar Words：

"primarymill" English translation, "primaryoredeposit" English translation, "primaryparticle" English translation, "primarypipe" English translation, "primaryproducer" English translation, "primarypurification" English translation, "primaryradiation" English translation, "primaryreaction" English translation, "primaryrecency effectt" English translation, "primaryrecrystallization" English translation