If the membrane filtration technique is unsuitable, use the Direct Inoculation of the Culture Medium method under Test for Sterility of the Product to be Examined. 如果膜过滤技术是不适合的，则使用在供试产品无菌检查法项下的培养基直接接种法。
Though being a quality control method frequently applied in clinical laboratory,Grubbs Test can easily lead to the phenomena of false pos and false neg. 哥拉布斯检验法在临床实验室中是一种较常用的质控方法。
Thereby, it will provide an important theoretical foundation for the design of the production and technological parameters in the process of the test on the spot of the UCG. 从而在煤炭地下气化现场试验过程中，为生产和技术参数的设计，提供了重要的理论依据。
