The objects of this experiment were to checkout the bacteria count and the coliform group most probable number (MPN) of these fresh milk, which was not disinfected, with the conventional method.
实验采用国家规定的标准办法检验未经消毒的生牛乳中的细菌总数和大肠菌群数。
In this paper, we propose a method based on Modified Petri net (MPN) models and techniques of simulation to reveal actual electronic commerce transactions precisely.
本文中，我们以一种修改过后的Petri Nets (MPN)作为模拟的模型与技术来精确地展现电子商务中各种活动。
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