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英语翻译翻译下面这一段：Analytical chemistry comprises the techniques an

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英语翻译
翻译下面这一段：
Analytical chemistry comprises the techniques and methods that provide answers to the questions"what?"and "how much?"with respect to the chemical composition of a sample of matter.The former is the province of qualitative analysis.Quantitative analysis is concerned with the problems attending the determination of the amount of species present in a given sample.
在线翻译我也会用啊…… 就是话说不顺才zhidao的……
英语翻译翻译下面这一段：Analytical chemistry comprises the techniques an
Analytical chemistry comprises the techniques and methods that provide answers to the questions"what?"and "how much?"with respect to the chemical composition of a sample of matter.The former is the province of qualitative analysis.Quantitative analysis is concerned with the problems attending the determination of the amount of species present in a given sample.
包括分析化学的技术和方法,提供答案“什么?”和“多少钱?”关于化学成分的样本matter.The前是省质量analysis.Quantitative分析有关问题的决心参加的数额物种在某一样本.
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