Result bacterium turns red and the sample remains its original colour, so that bacterium are easy to be distinguished from air bubbles and floccose granule.
结果细菌菌落着红色，被检样品不着色，使细菌菌落与样品中的絮状颗粒及气泡明显区分开来。
2
BBO crystal has three types ofinclusions, which are disorderly floccose inclusion, the negative-crystal structure ditrigonal pyramid and prismatic inclusions.