A homomeric substance is one which is made out of any number of identical products or molecules.
同质物质是由许多相同的产物或分子组成的物质。
The Mount Sinai researchers also warned against, Bisphenol-A, a substance present in many food containers, plastic water and baby bottles (indicated by a number 7 printed on the base).
西奈山医学中心的医生还警告到,一种名为双酚a的物质普遍的出现在许多的食物容器之内,其中包括了塑料水瓶和婴儿的奶瓶(表面印有数字7)。
A number of factors could be affecting the middle-aged, including taking care of aging baby-boomer parents, or coping with substance abuse or unemployment.
一系列的因素将会影响中年人群,比如说照顾衰老的父母,或者是面对失业或者药物滥用。
If you have a large number of atoms in an aggregate, it is going to require that the substance turn solid and condense at room temperature.
如果有很多原子进行聚集,在室温下,会使的物质转变成固体状态。
So now, this equation here relates three state functions together: the pressure the volume, and the temperature. Now, if you remember, we said that if you had a substance, if you knew the number of moles and two properties, you knew everything about the gas.
压强,体积和温度,大家应该还记得,我们提过,只要知道气体的摩尔数,和任意两个状态函数,就可以推导出其他的状态函数,这样,我们可以把它改写成。
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