理論容積效率 的英文怎麼說

中文拼音 [lǐlúnróngjīxiàolǜ]
理論容積效率 英文
theoretical volumetric efficiency
  • 理 : Ⅰ名詞1 （物質組織的條紋） texture; grain （in wood skin etc ） 2 （道理;事理） reason; logic; tru...
  • 論 : 論名詞（記錄孔子及其門徒的言行的「論語」） the analects of confucius
  • 積 : Ⅰ動詞（積累） amass; store up; accumulate Ⅱ形容詞（長時間積累下來的） long standing; long pending...
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 理論 : theory
  • 效率 : productiveness; efficiency; productivity; workpiece ratio
  1. These characteristics and phenomenons have effect on the quality of gear pump, and it is difficult relatively to research them by theory. at present the research is limited to the phase of examination testing. theoretic research of the characteristics and the phenomenons of polymer gear pump are blank in china when the gear pump feeds the viscous polymer liquid of chemical flow with high temperature and high pressure

    齒輪泵除具有流量和容積效率、扭矩和機械效率、功率和總效率等基本特性外，還存在著困油、噪聲和氣穴等現象，這些特性和現象直接影響齒輪泵的質量，對斜齒齒輪泵的這些特性和現象的理論研究難度較大，目前大多仍局限於實驗測試研究階段，而聚合物齒輪泵在輸送化工流程中的高溫、高壓的粘流態聚合物時特性的理論研究在國內基本還處于空白。
  2. This dissertation describes in detail about the operation principle of cooling system, the hardware circuit design and software design of the single chip control system. being different to the structure collation method of traditional cooling system, this system divided the whole system into two parts : cooling system for engine and cooling system for hydraulic oil system, and both of them are controlled by one singlechip

    這種電液混合驅動冷卻方式可以使風扇離開發動機而靈活布置，克服了傳統驅動方式的各種弊端，減小了風扇的徑向間隙，提高了容積效率，降低了能耗，並有效解決了發動機和液壓傳動系統的過熱問題。論文對該系統的工作原理、硬體組成、軟體設計作了詳細論述。
  3. In the light of present hotel e - commerce construction status and the macro - environment of china, chapter five proposes a stage - by - stage hotel e - commerce development strategy, after the comparison of the three entry approaches to the hotel e - commerce, it points out that hotels of china should make use of the good opportunity of the national golden tour project, join the tour hotel net positively and build up their own e - commerce. this will not only improve the inside flow and management of hotels, improve the service quality and working efficiency, but also can realize a global marketing and online reservation through the destination marketing system. it will enhance the whole competition level of the chinese hotel industry

    第一章導論介紹了本文的研究意義、研究視角和方法；第二章介紹了本文所研究的飯店電子商務的概念與內涵，並對國內外飯店電子商務的發展現狀進行了對比，對制約我國飯店電子商務發展的原因進行了總結；第三章從經濟學的角度，對電子商務的應用價值進行了理論上的提煉；第四章開始將電子商務引入飯店，首先分析了電子商務在飯店企業中的適用性，然後介紹了飯店中電子商務的技術構建，再從管理學角度對飯店應用電子商務所帶來的商業模式變革及其價值進行了詳細闡述；第五章針對目前我國飯店電子商務的建設現狀和宏觀環境，提出了分階段發展飯內容提要店電子商務的戰略，並對三種飯店電子商務介入途徑進行了對比，指出應該借國家金旅工程建設的良好契機，積極加入旅遊飯店網，藉助現有的電子商務平臺，建設飯店電子商務，不但可以改善飯店企業內部流程與經營管理，提高服務質量與工作效率，還可以通過目的地營銷系統，實現全球營銷與在線預訂，增強中國飯店業的整體競爭水平。
  4. The mathematical and circuit analyses of the converter show that the output current of the dc - dc converter tends to be saturated with the gradually increasing product of the operation frequency and the capacitor capacitance in the case of a determinate effective loop resistance

    分別用matlab和pspice從理論和電路兩個方面進行的模擬研究都表明：在等效同路電阻一定的情況下， dc - dc變換器的輸出電流隨工作頻率和電容容量乘積的增大而趨于飽和。
  5. The design and application of multi - media in classroom instruction has a solid theoretical basis in terms of academic psychology, media - transmission, audio - visual theories, etc. the choice of educational media and teaching resources should be suitable to the teaching objectives and specific groups of students so that it can be reasonable, timely, appropriate, adaptable, systematic and effective. in this way, a new way of teaching chemistry in the secondary school, with its characteristics of being interactive between the teacher and students, of big content capacity, quick classroom tempo and effectiveness, is likely to improve the present teaching situation in china ' s secondary schools

    其設計與實施有著特定的學習心理學、傳播理論、視聽理論、系統科學理論等理論基礎，應根據教學目標和教學對象的特點，合理、適時、適量、靈活、有序、有效地使用各種教學媒體及教學資源，形成優化的媒體組合體系，各展所長，相輔相成，充分發揮多種媒體組合的最佳功能，與教師、學生形成多層次互動，以積極的態勢參與教學，努力形成大容量、快節奏、速反饋、高效率的課堂教學基本模式，從而實現課堂教學的最優化。
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