petri dish
90mm petri dish, sterile, polystyrene material, dia.90mm*20mm
water droplets on petri dish depict an illustration of
plastic sterile petri dish 90mm round shape culture dish
图片内容是:petridish
scientist pipetting sample into a petri dish in a laboratory
plastic sterile petri dish 90mm round shape culture dish
petri dish
petri dish with pipette
1-7-petri-dish