We compare these signatures with those of particular elements like zinc or lead, to determine what the pigment was made of.
我们将这些特征与锌或铅等特定元素的特征进行比较，以确定颜料是由什么构成的。
To compare the compositions of a meteorite and the Sun, it is necessary that we use ratios of elements rather than simply the abundances of atoms.
为了比较陨石和太阳的成分，我们需要利用元素的比率，而不单单是原子的丰度。
The above example has simple, one-to-one mappings between data elements in the two vocabularies, and annotations that you can readily compare in a casual reading.
在上面的例子中，两个词汇表的数据元素之间存在简单的一对一映射，即使不经意地阅读这些注释，也很容易对它们作出比较。
应用推荐