in circulation question

基本解释

How to construct urban super-circulation system in the process of construction of circular economy is an important question.
在循環經濟的建設過程中，如何搆建城市的超循環躰系？
The causality between atmospheric circulation and thermohaline circulation (THC) is an open question in the field of air-sea interaction.
大氣環流與熱鹽環流（THC）變化之間的因果關系，是海氣相互作用研究領域的一個懸而未決的問題。
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This essay pass through compare of foreign realize circulation economy take taxation policy, analyse our country exist question of in this territory take measure at present.
通過對國外爲實現循環型經濟所採取的稅收政策的比較，分析我國目前在該領域採取的措施和存在的問題。

Dr Krumhansl addressed the question by looking at the physiological changes (in blood circulation, respiration, skin conductivity and body temperature) that occurred in a group of volunteers while they listened to different pieces of music.
ECONOMIST: The biology of music The