backward current 中文意思是什麼
backward current
解釋
逆向電流-
Using the particle - in - cell ( pic ) model, a 8 millimeter relativistic backward wave oscillator underlying superradiance mechanism was gotten, the influence on both operation frequency and radiation efficiency of the guiding magnetic field, the diode voltage, the beam current and the beam radius as well as the corrugation structure were also presented
採用pic方法，通過數值模擬優化設計了超輻射狀態下的8毫米相對論返波振蕩器，分析了引導磁場、二極體電壓、電子束流、電子束半徑、周期慢波結構等對器件的輻射功率及輻射效率的影響。 -
Today, there are many problems in the production and operations management of the crew, backward ideas, careless management, shortage of theoretic and systematic direction etc. after the analysis of the existent administrative model, the paper combines the theories and methods of reservoir management and operations management, according to the realities of the crew, the paper designs a operations management system in accordance with the current situation
當前，採油隊的生產運作管理普遍存在著觀念置后、管理粗放、缺乏系統理論指導等問題。本文在對現有採油隊的管理模式進行優劣分析之後，結合運用油藏經營管理和生產運作管理等理論和方法，從採油隊的生產實際出發，設計出適合採油隊的生產運作管理體系。 -
Collector backward current
集電極反向電流 -
The paper has three chapters : first chapter, stating current situation of human resource of western region that backward in education, serious shortage in teachers and social background of western region development. second chapter, according to reality condition of development of economic social and human resources, emphatically point out those human resources must first development ; focus on development education strategy, one fundamental cause is education lag in all reasons. first development education revitalize western region, in connection with make and implement that first development education
全文共分三章：第一章，闡述西部地區人力資源現狀，西部地區教育落後，教師嚴重不足以及西部地區開發的社會背景；第二章，根據西部地區經濟社會發展和人力資源開發的實際情況，著重指出人力資源必須優先開發，而開發的重點是實施優先發展教育戰略，造成西部地區落後的原因很多，一個帶有根本性的原因是教育的落後，振興西部必須率先發展教育，有針對性地制定和實施教育優先發展戰略;第三章，通過對西部人力資源的有效規劃、充分使用、合理配置、培訓、激勵等方式，培養大量高質量，能滿足經濟社會發展需要的人力資源。 -
Comparison of flow regimes is made for different reynolds - number flows and mesh refinement. the current study for the laminar flow over a backward - step facing step explores the influence of the sidewall on the development of three - dimensional flow for re > 400. meanwhile, this paper attempts to study on some important aspects of time - dependent incompressible viscous flow
本論文的主要研究成果有： 1 、評述了三維粘性流動數值模型的研究現狀，分析了各數學模型的建模思想及相應的數值計算方法，提出了當前存在的高精度的數值計算方法和邊界條件的適定性問題。 -
Control allows users to navigate backward from the current page to pages higher in the site hierarchy
控制項使用戶能夠從當前頁導航回站點層次結構中較高的頁。 -
Control allows users to navigate backward from the current page to pages that are higher in the site hierarchy
控制項允許用戶向後導航- -從當前頁到站點層次結構中更高層的頁。 -
Weca itself, aware of the 802. 1x security issues, is committed to improving it by introducing the next generation of security called tkip, which is backward - compatible with current wi - fi products and upgradeable with software
Weca本身因意識到了802 . 1x安全性問題而致力於通過引入被稱為tkip的下一代安全性來改進之， tkip是與當前wi - fi產品向後兼容的，而且可以用軟體進行升級。 -
However, there are still quite a lot of constraints under current institutions to the sound operation of the extension centers, including shortage of extensionists, reduced times of training, too low of payment, unsuitability of their knowledge and skills to the new requirement of agricultural development, vaguer in the responsibilities and duties, lack of operational fund, lack of coordination among staff, poor management of the assets and physical materials, backward in the concepts and ideas about extension, weak in administration, etc. these factors restr icted the full play of the roles and functions of the centers, and the dissemination and adoption of the new agricultural technologies, varieties and products
主要研究結果和結論：機構改革后，鄉鎮農業服務中心的編制數大幅度縮減，綜合性增加，組成人員呈年輕化，工作效率和責任心有所增強，為農業增產、農民增收、農村繁榮做出了應有的貢獻。但是現行體制也存在不少制約因素，主要有推廣人員不足、培訓學習減少、待遇報酬偏低、推廣人員素質與農業發展要求不相適應、機構職能不明、事業經費缺少、業務工作不協調、機構撤併資產管理混亂、推廣理念落後、組織管理不到位等。這些制約因素影響了機構職能的發揮，阻礙了農業新技術、新品種、新產品的推廣應用。 -
Based on the agricultural developing theories and practice of backward region, the paper analyses the current situation of gaoqiao region ' s agricultural economy development, and then defines the leading industry should be grass - animal industry. according to the leading industry, it puts forward that gaoqiao region must select grass - animal ecological agriculture pattern. at last, this essay poses seven measures to guarantee the well run of grass - animal ecological agriculture pattern
本文結合高橋試區的實際情況，以落後地區農業發展的理論和實踐為指導，對高橋試區的農業經濟發展現狀及優劣勢進行了分析，確定高橋試區的主導產業為草畜業，在此基礎上提出高橋試區應選擇草畜型生態農業模式，並論述了保障草畜型生態農業模式良好運行的七項措施。 -
The density of its field emission catelectrode tip is about 24000tip / mm2, the onset emission voltage is 0. 5 ~ iv, the backward voltage is larger than 25v, the current of single tip is 0. 2na, the sensitivity is 98. 5mv / bar
其場致發射陰極錐尖陣列密度達24000個mm ~ 2 ，起始發射電壓為1 5v ，反向電壓25v ，當正向電壓為5v時，單尖發射電流為0 . 2na ，壓力靈敏度為98 . 5mv bar 。 -
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；閉塞的自然環境，使人們難以突破封閉、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。 -
Two schemes are processed in power flow computation. the first is forward - backward combined with compensation current
配電網潮流計算有輻射網和弱環網兩種情況。 -
Forward - backward method is usually used in radial distribution networks. in weakly meshed distribution networks compensation current method is used. it open the loops on some nodes, on the open points compensation currents are used to simulate the power flow before opening
其中之一是採用配網潮流計算中常用的前推回推法計算輻射狀網路潮流，對於弱環網的處理時採用補償電流法，其思想是將環打開，在開環處以一電流源模擬開環前的狀態。 -
Current the development of economy in taijiang is still backward
目前臺江經濟發展仍然很緩慢。 -
After simulating the reverse recovery characteristics, the forward and backward i - v characteristics, carries distribution and current vectors et al by medici, the optimal design to some key parameters is proposed
同時對器件反向恢復特性、正反向-特性及載流子分佈、電流矢量等物理量進行了模擬和詳細的機理分析。 -
After simulating the reverse recovery voltage and current characteristics, the forward and backward i - v characteristics and temperature characteristics with medici, the optimal design to some key parameters is proposed
在利用medici對它們的反向恢復、 -特性和溫度特性等進行模擬后及分析后，又給出?基區漸變摻雜厚度、方式以及臺面模型等參數的優化設計過程。 -
Intellect charge : the battery charger is using slice of flower to control charge that has constant current, constant voltage to charge, short current protection, turn lamps function and prevent to flow backward function
智能充電:充電器採用晶元控制充電，具有恆流，恆壓充電，過充保護，短路保護，轉燈功能，防倒灌保護功能。 -
The project to the construction phase quality control for research themes in a more systematic research 。 this defines the basic concepts of the project quality control and analysis of its main features, expounded china ' s project quality control model history and analysis of the traditional model of quality control deficiencies 。 in the use of statistical methods for more analysis and appraisal of the basis of this proposed backward quality control model is the low quality of project one of the major reasons why, in our current management system, project quality control model should be to implement the " prevention " and " people - oriented " reform direction perspective ; 5 affecting the quality of the project, namely, human factors, material factors, mechanical factors, factors and methods for the comparative analysis of environmental factors that control the quality of the construction phase, these five factors in essence controls the process ; establish quality assurance system. 。 in a detailed analysis of quality control in the construction phase of a project to the specific implementation of hainan, on the basis of quality control should be put forward " people - oriented " to the quality of work and ensure the quality of processes, promote project quality 。
本文界定了工程項目質量控制的基本概念並分析了其主要特點，闡述了我國工程項目質量控制模式的歷史沿革，分析了傳統質量控制模式存在的弊端。運用統計方法進行了分析論證的基礎上，本文提出了落後的質量控制模式是工程項目質量低下的重要原因之一，在我國現行管理體制下，工程項目質量控制模式應以實施「預防為主」 、 「以人為本」為改革方向的觀點;對影響工程質量的五個方面，即人的因素、材料因素、機械因素、方法因素和環境因素進行了比較分析，指出施工階段質量控制，實質上就是對這五個方面的因素實施控制的過程;建立質量保證體系。在詳細分析了施工階段質量控制在海南某工程的具體實施情況的基礎上，針對性地提出了「質量控制應『以人為本』 ，以人的工作質量保工序質量，促工程質量」的觀點。
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