英语词汇degree of selectivity怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

网络释义

1
?选择性
... degree of screening 屏蔽度 degree of selectivity 选择性 degree of sensitivity 灵敏度 ...

双语例句

1
Selectivity: When the query optimizer (QO) studies your SQL, the degree of selectivity determines if an index should be used to perform the operation.
选择性：当查询优化器(query optimizer，即QO)读取SQL时，选择性的程度决定了索引是否应该用来执行该操作。
2
About the angular selectivity, the changing trends for different polarizations are the same, but with different degree of variations.
对于角度响应，两种偏振态有相同的变化趋势，但变化量不同。
3
FM radio has the advantages of high sensitivity, stable work, good selectivity and low degree of distortion etc... With high technology content and high quality has been widely welcomed.
调频收音机具有灵敏度高、工作稳定、选择性好及失真度小等优点。以较高的技术含量和较高的音质得到了广泛的欢迎。

单词	degree of selectivity
释义	degree of selectivity 简明释义选择性网络释义 1 ?选择性 ... degree of screening 屏蔽度 degree of selectivity 选择性 degree of sensitivity 灵敏度 ... 双语例句 1 Selectivity: When the query optimizer (QO) studies your SQL, the degree of selectivity determines if an index should be used to perform the operation. 选择性：当查询优化器(query optimizer，即QO)读取SQL时，选择性的程度决定了索引是否应该用来执行该操作。 2 About the angular selectivity, the changing trends for different polarizations are the same, but with different degree of variations. 对于角度响应，两种偏振态有相同的变化趋势，但变化量不同。 3 FM radio has the advantages of high sensitivity, stable work, good selectivity and low degree of distortion etc... With high technology content and high quality has been widely welcomed. 调频收音机具有灵敏度高、工作稳定、选择性好及失真度小等优点。以较高的技术含量和较高的音质得到了广泛的欢迎。
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