Indicates whether keys uniquely identify rows in the source tables or whether duplicates can exist.
指明键在源表中唯一标识行还是可以存在重复项。

Tree structure coding is utilized and crossover and mutation are uniquely designed in this algorithm.
利用树型结构编码，设计独特的杂交算子和变异算子。

The precise molecular weight that is measured can be uniquely associated with a specific moleculer formular.
测得得准确分子量与具体得分子式完全吻合。

After that a kind of natural drink which is nutritive, free of bean smell and uniquely dulcet is ready to come.
一种营养丰富, 无豆腥味, 具有独特香味的天然饮料即将面世。

Almost uniquely among genuine rockers, Bruce Springsteen has created a body of work that has matured with its audience.
布鲁斯·斯普林斯廷创造出了一套作品，与他的观众共同成熟起来，这在真正的摇滚乐歌手中几乎是独一无二的。

Each player will be given the opportunity to uniquely name his or her half of the Two headed Ogre at character creation.
每个玩家在创建人物的时候可以个他自己的那一半名命。

Select the table that contains the case key. A case key is a column that uniquely identifies the case you want to analyze.
选择包含事例键的表。事例键是唯一地标识待分析事例的列。