The data is limited in terms of both quality and quantity.

这份资料在质量和数量上都很有限。

《牛津词典》

Given this unequal resource distribution, highland Incas needed access to the products of lower, warmer climatic zones in order to enlarge the variety and quantity of their foodstuffs.

考虑到资源分配的不平等，高原印加人需要获得海拔较低、较温暖的区域的产品，以扩大食物的种类和数量。

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And they will study whether it is involving in controlling sleep quantity alone, or also what scientists call the "wakefulness-behavioral drive."

VOA: special.2009.08.26

This is what makes cells different, the number and quantity of the genes that they express.

这就是细胞产生差异的原因,即表达的基因在数量和质量上的差异

耶鲁公开课 - 生物医学工程探索课程节选

And the solution to this equation looks like this where it is written in terms of a quantity called a wavefunction.

这个方程的解法是,看起来像是写成数学符号就是,波函数。

麻省理工公开课 - 固态化学导论课程节选

Clients try and one up each other on the variety and quantity of food, too.

FORBES: The Woman Behind India's Celebrity Weddings

When they do, they increase the quality and quantity of food that they consume.

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Civilizations are constrained directly by the quality and quantity of available safe drinking and subsistence water.

UNESCO: Natural Sciences