English translation for "coal sample for back-check"

存查样

Similar Words：

"coal sample as fired" English translation, "coal sample as received" English translation, "coal sample crash" English translation, "coal sample crusher" English translation, "coal sample division" English translation, "coal sample for checking production" English translation, "coal sample for laboratory" English translation, "coal sample mixing" English translation, "coal sample number" English translation, "coal sample of analysis" English translation