以甜瓜薄皮自交系为材料,研究了外植体、苗龄、激素等因素对甜瓜离体再生的影响。
The thin-skin muskmelon inbred lines were used to study the effects of explants, seedling age, and hormones on plant in vitro regeneration.
他们报告说,云是影响气候的一个重要因素,但迄今尚未进行过调查研究。
They reported that clouds are an important and heretofore uninvestigated contributor to the climate.
研究人员目前正在分析研究对象的健康状况和生活方式,以了解哪些因素可能会影响与年龄相关的认知变化。
The researchers are currently analyzing the study participants' health and lifestyle to see which factors might influence age-related cognitive changes.
There was The Seven Country Study, which was like The Framingham Study, where heart disease risk factors were mentioned, but he also did a very famous study on people starving.
这里提到的七国研究,性质和弗明汉研究差不多,主要研究的是影响心脏病的危险因素,他还做了一项著名的关于人们挨饿的研究
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