液人手 气中 Staphylococcus(Gram stain, oil 100X) 葡萄球菌(革兰染色,油镜100×) MEDICAL MICROBIOLOGY EXPERIMENT 1 Wang YuyanMEDICAL MICROBIOLOGY EXPERIMENT 1 Wang Yuyan Staphylococcus (Gram stain, oil 100 ) 100 ) × 葡萄球菌（革兰染色，油镜 ×