A.使用从生菜表面取样后的无菌棉拭子在固体培养基上涂布 |
B.15℃可有效抑制金黄色葡萄球菌的繁殖,建议生菜在该温度及以下贮藏运输 |
C.在培养基中加入刚果红,以便于快速筛选出金黄色葡萄球菌进行培养 |
D.生活中可用高压蒸汽对生菜灭菌以避免金黄色葡萄球菌感染 |
同类型试题
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2