number of trials meaning in English

试举次数

Over a very large number of trials , the probability of an event ' s occurring is equal to the probability that it will not occur
在大量的实验中，某一事件发生的几率等于它不发生的几率。
I cannot always explain such specific incidents , but a principle of probability called the law of large numbers shows that an event with a low probability of occurrence in a small number of trials has a high probability of occurrence in a large number of trials
我无法针对这些个案一一解释，但有一个称为大数法则的机率原则告诉我们：在数量样本较少时机率很小的事件，在数量样本较大时，其发生的机率便会变高。
Abstract : by a large number of trial and related project experiences , the author can draw a conclusion that organic wastewater can gain better processing efficiency before it flows into the biological fluidized beds with lower sludge concentration by coal fly ash pretreatment and high efficiency jet aerator
文摘:通过大量试验和相关工程体会得出：有机废水在进入较低污泥浓度的生物流化床之前，通过粉煤灰的预处理，再配以高效射流曝气器，能有较好的处理效果。