periodic change

基本解釋

A study is made on the heat transfer of a circular fin under variable thermal characteristic parameter and periodic change of finbase temperature.
研究在變熱特性參數(shù)條件下，根部溫度作周期性變化時(shí)環(huán)肋的傳熱規(guī)律。
However, no animal model of depression captures the periodic change of behavior into and out of depression that is seen in patients with depression.
無論怎樣，沒有抑郁癥動物模型抓取抑郁行為周期性的改變，而這在抑郁癥病人中隨處可見。
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This document reflectsthe job content at time of writing and will be subject to periodic change inthe light of changing operational and environmental requirements.
本文件反映的相關(guān)崗位職責(zé)以盡數(shù)列出，其內(nèi)容會根據(jù)業(yè)務(wù)和環(huán)境的要求階段性變化。