positive-pressure system 中文意思是什麼
positive-pressure system
解釋
正壓系統-
Exploration of positive pressure mechanical air supply system
正壓送風系統設計探討 -
Application of dense flyash conveying system with positive pressure
正壓濃相輸灰系統的應用評析 -
Analyses the main malfunctions of hvac systems and represents some design principles to ensure room non - positive pressure in the worst case, namely the exhaust system breaking down and the standby exhaust equipment switched on automatically
分析了系統運行中的主要故障，給出了最不利狀況即排風系統停機故障、排風設備自動切換時，避免房間出現正壓的部分設計原則。 -
Study on pressure drop of two phase flow in positive pneumatic conveying system
麵粉正壓氣力輸送的兩相流壓損研究 -
One - piece positive - pressure protective suite and its independent source of air supply system in bsl
4實驗室的一體正壓防護服與生命維持系統 -
Stress analysis for breathing system of positive pressure oxygen respirator
正壓式氧氣呼吸器呼吸系統的應力分析 -
Feature analysis of automatic control for positive pressure direct firing dual - inlet and dual - outlet ball mill system
正壓直吹式雙進雙出鋼球磨煤機自動控制特點分析 -
As a political study of this phenomenon, this article illustrates the characteristics of china ’ s media system, the reform pressure to the system from these media increments, the development of communication politics and the political dilemma of the media regulation. and then explore the future direction of the china media incremental transformation. 1 china ’ s media system has two basic functions before 1990, one is that all the mass medias are asked to have positive dissemination that give the political system more legitimacies and powers of social arouse, the other is a function to forbid, that is all the news that have potential damage the basic function of the national politics mustn ’ t disseminate
作為對此過程的政治學考察，本文以「增量」理論為基本範式，分析了這一變革的約束條件? ?中國傳媒體制特徵;描述了它的歷史進程? ?產業化過程中傳媒增量的出現及其促成的傳媒體制邊際調整;評估了這場變革產生的政治效果? ?中國傳播政治生態的演變;辨析了它所面臨的政治困境? ?新聞監管與社會穩定訴求之間的惡性循環與「急診室悖論」 ;最後，作為結論，本文對中國傳媒這一至今仍在持續的增量變革進一步突破的方向? ?自覺的傳媒體制改革? ?進行了展望，並探討了為此應堅持的原則與方法。
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