研究表明：在受感染的雌性沃尔·巴克氏体中卵的总数量高出在未受感染的果蝇中观察到的3.5倍。
"The total number of eggs laid per Wolbachia-infected female was 3.5 times higher than that observed in non-infected flies," says the study.
研究人员观察了受测者的饮食习惯和体重。
Anyway the researchers monitored the participants' weight and eating habits.
方法通过石油沥青急性经口毒性、亚慢性吸入毒性及遗传毒性的实验研究，观察在该实验条件下，石油沥青对受试动物的影响。
Methods Acute oral toxicity test, subchronic inhalation toxicity test and mutagenicity test were conducted to observe the effects of petroleum asphalt in experimental animals.
在定性研究中，作者主要采用观察法和分析法，定性分析了82名受试在写作测试中的具体表现。
In qualitative research, the author mainly adopted such methods as observation and error analysis to analyze the 82 subjects' specific performance in the writing test.
通过对煤心样品的观察研究得出，煤心具有不同的形状，此形状受煤体结构制约，区分不同煤心形状，能确定煤层中不同的煤体结构。
Based on observation of coal cores it is concluded that the coal core consists of different forms in shape, controlled by coal block texture.
通过对煤心样品的观察研究得出，煤心具有不同的形状，此形状受煤体结构制约，区分不同煤心形状，能确定煤层中不同的煤体结构。
Based on observation of coal cores it is concluded that the coal core consists of different forms in shape, controlled by coal block texture.
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