閉塞環 的英文怎麼說

中文拼音 [huán]
閉塞環 英文
obturator ring
  • : Ⅰ動詞1. (關; 合) close; shut 2. (堵塞不通) block up; obstruct; stop up Ⅱ名詞(姓氏) a surname
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  1. Opening feature of collateral circulation in patients with steno - occlusive carotid disease

    頸動脈狹窄性病變時側支循的開放特徵
  2. In this paper, the measurement system of the piston ring end gap based on the computer vision is studied by using the theory of the computer vision, the theory of the image processing and the mathematics knowledge

    本論文中利用計算機視覺理論、圖像處理理論和數學知識,研究了基於計算機視覺的活口間隙測量系統。
  3. 1 ) the harsh natural environment, the scattered residents, the inconvenient transportation and inaccessible information, 2 ) the low level of production ability and insufficient educational investment ; 3 ) the negative influence of traditional ideas and the high illiteracy rate of female number ; 4 ) the aim of education can not connected with local demands, the educational contents is complicated, difficult, narrow and out - of - date, the educational ideas and educational means is often outdated, and all the teachers " quality is not in high, especially the great short of hui nationality teachers, and the great different distribution of educational resource between urban and rural

    本研究認為,固原地區回族女童教育落後的原因是多方面的:自然境惡劣,居住分散,交通不便,信息;生產力水平低,教育投入少;傳統思想影響嚴重,女性文盲人口多;教育目標不切當地方實際,內容「繁、難、窄、舊」 ,教育觀念和手段落後,教師隊伍整體素質不高,回族女教師奇缺,城鄉教育資源配置差別大;家長文化素質不高、家教能力欠缺,家庭子女多,教育支付能力低。女童自信心不足,容易受外界因素影響。
  4. The paper consists of five sections : ( 1 ) introduction ; ( 2 ) the current situation, advantages and disadvantages of gaoqiao region ' s agricultural economy development ; ( 3 ) the leading industry of gaoqiao region ' s agricultural economy development : grass - animal industry ; ( 4 ) the strategy choice for grass - animal ecological agriculture pattern of gaoqiao region ; ( 5 ) the guarantee measures of gaoqiao region ' s grass - animal ecological agriculture pattern

    高橋試區農業經濟發展的劣勢有: ( 1 )水土流失嚴重,土地瘠薄,生態境惡劣; ( 2 )水資源貧乏,氣候乾旱,極大限制了農作物的生長潛力; ( 3 )文化教育事業落後,科技人才奇缺,群眾文化水平低; ( 4 )經濟基礎薄弱,農業投入嚴重不足; ( 5 )交通不便,信息,市場狹小,商品經濟落後; ( 6 )產業結構單一,小生產與大市場相悖。
  5. The clear, environmentally safe cooling fluid eliminates clogging, associated maintenance and premature failure commonly associated with “ pumpage - cooled ” motors and makes this system the most cost effective when considering overall operating costs

    清潔的、保的冷卻液體排除了堵的可能,考慮到「泵冷卻」電機所相關的維護費用和老化故障成本,這種合迴路系統的總體運行成本就低得多了。
  6. Piston ring is the important accessory of the engine and turning its contour is the key procedure to ensure the performance of piston ring it has great value in economy and society that we develop the nc machining system for outer circle of piston ring to manufacture the high quality piston ring and to replace the import machine according to piston ring contour data provlded by the cad system , it can turn the piston ring contour by controlling the displacement of servomechanism which is controlled by the angle of servo motor it uses the theories of velocity closed loop 、 dlsplacement closed loop and feed forward control to improve the control precision of system on the basis of theories of elastic mechanics and mathematics , the cad system can provide the accurate data required by the nc machine system according to the calculation model and the parameters of piston ring this system integrates the cad cam technology

    系統根據活cad系統生成的介面數據,通過伺服電機的轉角位置控制自主研製的高性能微位移進給機構產生給定的位移,以完成活輪廓的仿型加工。系統採用速度、位置控制及前饋控制理論,以提高系統的控制精度。活cad系統以彈性力學和數學方法為基礎,根據常用的計算模型與活參數自動生成數控加工系統所需的精確的介面數據,實現cad / cam一體化。
  7. We discuss structure of the end - to - end congestion control schemes with active queue management ( aqm ) in ip network from the control theoretic point of view. and propose a fuzzy logic based aqm which can improve the robustness of the control algorithms. give out the detailed simulations

    本文從擁控制的角度出發,強調路由器隊列管理在系統控制中的地位,並從控制的角度出發,描述擁控制的結構,研究主動隊列的控制系統模型,設計了一種用於主動隊列管理( aqm )的模糊控制器,模擬證明了這種aqm演算法的有效性。
  8. Effect of percutaneous coronary intervention on refractory heart failure secondary to ischemia in patients with chronic total occlusion and collateral circulation

    治療慢性病變伴側支循的缺血性頑固性心力衰竭
  9. The current situation of the human resource in the area of northwest of china and the cause of its formation. when the quantity of the human resource, its culture quality and the efficiency of its use, as well as its condition of being distributed in different industries is analyzed, the typical characteristic of the human resource in the area of northwest of china has been discovered in the following : ( 1 ) the human resource is rich in quantity and has a higherich in quantity and has a higher ; ( 2 ) its labour force has a lower quality, and the resources about science, technology and education are inequality in this area ; ( 3 ) the problem of being short of talented people is serious ; ( 4 ) the talented people now available is inequality in different industry, and the labour force mainly depends on their physical strength, and then, the cause for this phenomenon has been discovered in the following : ( 1 ) because of the local population policy, the population in this area increased rapidly ; ( 2 ) the backward economy impacts the human resource on its education and employment level ; ( 3 ) for its poor natural conditions, a closed and backward idea is formed in some peasants and herdsman ; ( 4 ) the lack of the mechanism of encouraging competition in personnel policy and scientific research field resulted in the loss of the vast number of talented people and inefficient in its use

    西北地區人力資源開發現狀表現為:人力資源數量豐富,其中少數民族人口比例較高;人力資源文化素質水平較低;對現有人才資源使用效率不高;人力資源在產業間分佈不平衡,就業層次較低。造成問題的原因有:少數民族的人口政策是造成西北地區人力資源數量增長過快的重要原因;經濟發展水平制約了人力資源受教育的程度和就業層次;的自然境,使人們難以突破封、陳舊的觀念;人事管理制度缺乏競爭、激勵機制,造成了人力資源使用效率不高。經過了理論分析和現狀調查之後,得出了人力資源開發的理性思考,即充分認識人力資源開發的戰略意義;發展教育是人力資源開發的前提條件;人力資源開發過程中要高度重視人才引進戰略的實施;人力資源開發要從本國(或本地區)實際出發,突出特色。
  10. The hsc - a hydraulic stage cementer features inner closing structure, opening through pressure difference. the closing plug drives the closing sleeve down and then shut circulation ports

    型壓差式雙級注水泥器為內關式結構,不需投重力,通過液體的壓力差打開循孔,關帶動關套下行關孔。
  11. Specification for harmonized system of quality assessment for electronic components - semiconductor discrete devices - blank detail specification - reverse blocking triode thyristors, ambient and case - rated, up to 100 a

    電子元器件質量評估的協調體系.半導體分立器件.空白詳細規范.境溫度額定和外殼溫度額定電流達100a的反向三極半導體閘流管
  12. Close test cocks and remove tester, return assembly to normal operating condition

    測試旋,拆卸檢測器,將總成恢復到正常的運行境。
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