Wear resistance is a key index of quality for roller chain.
滚子链耐磨性能是链条产品一项重要的质量指标。
Grain protein content is a key index for evaluating rice quality.
水稻籽粒蛋白质含量是评价稻米品质的主要指标之一。
Compaction degree is the key index to control construction of embankment.
压实系数是控制路堤填筑的关键性指标。
In road construction, the flexural tensile strength is a key index of cement concrete.
弯拉强度是水泥混凝土路面质量检验的一个重要指标。
But, you can perform range scans on the remaining columns in the index key.
但是，您可以在索引键的其余列上执行范围扫面。
Ideally, every key value in the index is unique.
理想情况是，索引中的每个键值都是惟一的。
Key generator function to construct index key during INSERT and UPDATE operations.
用于在INSERT和UPDATE操作中构造索引键的键生成器函数。
A better approach is to use the key-index scan.
更好的方法就是使用键索引扫描。
This index requires each value in the primary key to be unique.
该索引要求主键的每一个值都必须是唯一的。
The index search and memory control were the key technology.
其关键技术在于索引查找和内存控制。
For an index key column that is of variable length.
具有可变长度的索引键列。
It is a key technique to weight the index in information retrieval.
如何对索引词加权是信息检索中的一个关键技术。
You will, though, have to change how you index the key.
你会的，但是，必须改变你的主要指标。
Thalli concentration is a key quality index in microbial growth process.
菌体浓度是微生物生长过程中关键的质量指标。
The key point of this research is to design the systematic evaluation index of performance.
研究的重点是设计一套适用的高校教师教育技术培训绩效的评价指标体系。
For a clustered table, the row locator is the clustered index key.
对于聚集表，行定位器是聚集索引键。
Nonclustered index USES key into clustered index instead of address?
非聚集索引使用钥匙进入聚集索引而不是地址？
Then key successful factor was analyzed, and the key goal index was established.
然后分析关键成功因素、确立关键目标指标。
Tables must have the same primary key, unique index, or unique constraint.
表必须具有相同的主键、唯一索引或唯一约束。
A wide index is frequently associated with a large key length.
宽索引的键长度通常较大。
An index with many key columns is called a wide index.
具有许多键列的索引称为宽索引。
Why do we usually create an index before dropping the primary key?
为什么我们通常在删除主键创建索引？
It is always the key technology of spatial DBMS to find a efficient index structure.
找到一个高效的索引结构一直是空间数据库研究的重点。
The weight of index is the key problem when decision-maker makes decision.
决策者在进行决策时，指标权重往往是关键。
Returns the item associated with the passed key OR index. Key has priority over index.
返回跟键值或索引相关连的项。键值比索引优先。
Spatial index is a key issue in massive spatial data processing.
海量空间数据的处理需要通过空间索引来提高效率。
Spatial index is a key issue in massive spatial data processing.
海量空间数据的处理需要通过空间索引来提高效率。
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