英语词汇empty relation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
?零关系
... empty matrix 空矩阵 empty relation 零关系 empty set 空集 ...
2
?空关系
对于集合A，今后常用到的三个特殊关系： ⑴ 空关系 （ Empty Relation ）：由于(A×A，所以是A上的关系，称其为A上的 空关系 ； ⑵ 全（域）关系（Total Relation）：由A(A(A×A，所以A×A是 A上的关系，...

双语例句

1
This relation between empty and full in the facade allows for an excellent thermal performance, with a high degree of electric energy conservation.
外观空缺和密实之间的关系提供了卓越的热工性能，并可高度节约电能。
2
The background sound of an environment in relation to which all foreground sounds are heard, such as the 'silence' of an empty room, conversation in a restaurant, or the stillness of a forest.
环境的背景声音指的是所有可听到的突出声音，比如空房间里的“静默之声”，餐馆里的谈话，或者森林里的沉寂。
3
Objective: To investigate the social support of the empty-nest elderly people lived in urban area and its relation with their mental health.
结论：不同家庭结构的城市空巢老人的社会支持存在差异，社会支持影响城市空巢老人的心理健康状况。

单词	empty relation
释义	empty relation 简明释义零关系网络释义 1 ?零关系 ... empty matrix 空矩阵 empty relation 零关系 empty set 空集 ... 2 ?空关系对于集合A，今后常用到的三个特殊关系： ⑴ 空关系（ Empty Relation ）：由于(A×A，所以是A上的关系，称其为A上的空关系； ⑵ 全（域）关系（Total Relation）：由A(A(A×A，所以A×A是 A上的关系，... 双语例句 1 This relation between empty and full in the facade allows for an excellent thermal performance, with a high degree of electric energy conservation. 外观空缺和密实之间的关系提供了卓越的热工性能，并可高度节约电能。 2 The background sound of an environment in relation to which all foreground sounds are heard, such as the 'silence' of an empty room, conversation in a restaurant, or the stillness of a forest. 环境的背景声音指的是所有可听到的突出声音，比如空房间里的“静默之声”，餐馆里的谈话，或者森林里的沉寂。 3 Objective: To investigate the social support of the empty-nest elderly people lived in urban area and its relation with their mental health. 结论：不同家庭结构的城市空巢老人的社会支持存在差异，社会支持影响城市空巢老人的心理健康状况。
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