Dab tsi yog Kev Kho Mob Hypodermic Needle?
Dec 10, 2022
Ib rab koob hypodermic yog ib qho cuab yeej kho mob uas nkag mus rau hauv qab lossis hauv daim tawv nqaij. Hypodermic koob yog nyias. Tsis tas li ntawd, lawv cov duab yog hollow tubular nrog cov lus qhia ntse.
