超定組 的英文怎麼說
中文拼音 [chāodìngzǔ]
超定組
英文
overdetermined system-
In performing ecap, a material is subjected to intense plastic straining by pressing a sample repeatedly through a die containing two channels, with equal cross - sections, intersecting at an angle. equal channel angular processing of the medium carbon steel ( 0. 45 wt. %
Ecap變形是使試樣通過橫截面相等並成一定交角的兩通道的模具中而產生強烈的塑性變形的一種變形方法。最近人們運用ecap變形方法成功地使低碳鋼及珠光體鋼組織超細化,關于這方面的研究已引起了人們的廣泛關注。Powerformer have some changes in constract with the conventional generator , subsequently it also have some new problems in order to have an economical , efficient , credible development and application the structure and the philosophy of electromagnetism of powerformer will be on speaking terms changes electrical design , magnetism design , thermal design and structural design are have some new changes above all , the electromagnetism parameter and the harmonic magnetomotive force of powerformer are studied in this paper first , it mainly utilizes analytics to deduce formula of slot leakage reactance it considers three instances , including monolayer - slot , multilayer isometric - slot and multilayer anisometric - slot then , the analytics and the fem are utilized to calculate slot leakage reactance of stator winding of prototype of powerformer and compare their results second , the theory of utilitzing fem to calculate the reactance of powerformer is simply introduced , including stable reactance , transient and subtransient reactance specially , the saturated influence of the stable reactance is considered then , the results are analysed final , it mainly introduces the influence of harmonic magnetomotive force of stator winding and analyses the harmonic magnetomotive force of stator winding then , it mainly analyse harmonic magneto - motive force of stator winding through arranging various arrays of stator winding and observe their influence
基於上述原因,本文對powerformer的電磁參數以及定子繞組諧波磁勢進行了研究。首先是用解析法推導出powerformer定子繞組槽漏抗的計算公式,考慮了單層圓形半閉口槽、多層等半徑圓形半閉口槽和多層不等半徑圓形半閉口槽三種情況,並對powerformer樣機的定子繞組槽漏抗用解析法和有限元法進行了計算,並比較其結果;其次,簡要介紹了有限元法計算powerformer電抗參數的原理,包括穩態電抗、瞬態電抗和超瞬態電抗,對穩態電抗考慮飽和影響,對結果進行分析;最後,介紹定子繞組諧波磁勢對電機運行性能的影響並對定子繞組諧波磁勢進行了分析。然後通過對定子繞組進行不同排列來分析定子繞組諧波磁勢,看看繞組排列對諧波磁勢的影響。For protective female worker healthy, law set the labor range that female worker prohibits be engaged in, unit of choose and employ persons must not arrange female worker to be engaged in the following these law prohibit the labor that female worker is engaged in : ( 1 ) course of study of mine well dirty ; ( 2 ) silvan industry cutting, put in arris and banish exercise ' s charge ; ( 3 ) " physical labor intensity classifications " the 4th class in the standard the exercise of physical labor intensity ; ( 4 ) the assembly of bldg. scaffold and remove operation, and the altitude wiring of electric power, telegraphic industry works ; ( 5 ) load continuously ( point to load the frequency is in 6 times hourly above ) load every time more than 20 kilograms, discontinuous load load every time more than 25 kilograms exercise
為了保護女職工的身體健康,法律規定了女職工禁止從事的勞動范圍,用人單位不得安排女職工從事以下這些法律禁止女職工從事的勞動: ( 1 )礦山井下作業; ( 2 )森林業伐木、歸楞及流放作業; ( 3 ) 《體力勞動強度分級》標準中第四級體力勞動強度的作業; ( 4 )建築業腳手架的組裝和拆除作業,以及電力、電信行業的高處架線作業; ( 5 )連續負重(指每小時負重次數在6次以上)每次負重超過20公斤,間斷負重每次負重超過25公斤的作業。Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time
隨后以這幾種重金屬作為實驗毒物,以鯽魚為實驗動物,應用環境生物技術、火焰原子吸收分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等,全面和系統地研究了水環境中重金屬暴露對魚類的毒性影響,初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響,為制定漁業生產上預防性的管理措施提供科學依據,及時避免或減輕重金屬污染對水生生態系統造成的損害。The granulation is commonly thought to represent the overshoot of the topmost convective elements as they penetrate the stable atmosphere.
一般認為,米粒組織代表最上部的對流元穿入穩定大氣時的超越部分。The laboratory group leader shall assign a person to clear recycling samples that are judged as cancelled or out of the storage life ; recycling piece samples shall be returned to the sintering procedure, demagnetized, and then after completion, reported for inspection according to the regular program ; any waste samples shall be sent to the keeper of the waste warehouse of the production workshop, and relevant delivery procedures need be handled by filling in the " form for disposal of samples "
判定為報廢的和超出保留期限的回用品由實驗室組長安排人員對樣品進行清理,回用的塊狀樣品退回給燒結工序,進行退磁處理,完成後按正常程序重新報檢,廢品交送生產車間廢品庫管理人員,辦理交接手續需填寫「樣品處置單」 。The main study in this paper included as follows : the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city ; the acute toxicity and joint toxicity of mercury and selenium to swordtail fish ( xiphophorus helleri ) ; the damage of mercury to the indexes of antioxidant system in the gills and livers in swordtail ( including the measurement of the activities of total antioxidative capacity [ t ~ aoc ], superoxide dismutase [ sod ], glutathione peroxidase [ gsh - px ] and the concentration of malondiald - ehyde [ mda ] ) and the relief effects of selenium on it, as well as the physiological damage of mercury on the tissues, namely : the antagonistic effect of na + - k + ~ atpase activity on the tissues between selenite and mercury, and the ultrastructural damage under the exposure of mercury
研究內容主要有:廣州市河涌沉積物及底棲生物體內重金屬含量及評價;汞和硒對劍尾魚的急性毒性和聯合毒性及安全濃度的評價;汞對劍尾魚鰓和肝臟中抗氧化系統的毒性,包括對總抗氧化能力、超氧化物歧化酶、谷胱甘肽過氧化物酶活力及丙二醛含量的測定及硒對其保護作用;汞對劍尾魚組織生理毒性即:汞對na ~ + - k ~ + atpase活力的影響及硒的保護作用和汞和對劍尾魚組織超微結構的損傷等。以高氯酸?硝酸消化法和火焰原子吸收分光光度法測定了廣州市河涌沉積物和底棲生物中重金屬含量。The first life net is one of the biggest service platforms for merchandise on hand in the world at present, which offers one - stop service for import & export traders 、 wholesaler 、 shopkeepers 、 chain institutions and super market traders and so on. these services include informations - selection 、 business negotiation 、 factory - examining 、 qc 、 reserch & development of products 、 products market orientation 、 production supporting 、 products distribution 、 and the powerful aftersales - service etc
第一生活網是目前全球最大的現貨服務平臺之一,專為全球進出口商、批發商、零售商、連鎖機構、大型商超提供信息篩選、商務談判、審廠、 qc 、產品研發、產品定位、生產支持、組織現貨配送服務、售後保障等一站式服務網路。Ultramafic rock fragments, which almost is altered to ophite, distributed in structural zone and displayed structural lens. so far, 9 fragments were discovered and mapped in nujinshan and bujing area ultramafic rock can be divided two kinds according to it ' s geochemical characteristics. one can be correlated with metaperidotite, which represented residual part that primary pyrolite underwent moderate partial melting, from some representative ophiolite melange in the world
按超鎂鐵巖類的地球化學特徵可將其劃分為兩類:一類具有較高而穩定的mgo 、較低的al _ 2o _ 3 、極低的cao , m f值為8 . 0 ? 8 . 4 ,按標準礦物組合進行分類可定為方輝橄欖巖,且均為fa _ ( 100 ) 、 en _ ( 100 )的鎂質端元組分;可與世界上一些典型的蛇綠巖套中變質橄欖巖進行對比,代表了原始地幔中等部分熔融作用后殘余物。Crank of internal combustion engine after every process and hot surface treatment will produce fairly deformation, that is jumping overproof. so alignment without destroy for its tissue and property is important factor which ensure operation of crank safely
內燃機曲軸在各加工工序及表面熱處理后會產生一定的變形即跳動超差,對其組織和性能無破壞的校直是保證曲軸安全運行的重要因素。The production group has overfulfilled the quota today.
今天,這個生產小組超額完成了定額。In this protocol, the transmitter organizes the frame according to it, and the receiptor does validity check of the characters, length check, crc check. thus, the system will work more exactly and efficiently. and based on rs - 485 communication, the paper implements a process communication method, which is impulsed by overtime message of timers ’ check
在這種協議中,發送方根據協議組幀,接收方主要採用了字元合法性校驗、長度校驗、內容的crc校驗,提高了通信的效率及正確性,最後在rs - 485通信上實現了基於定時器超時檢測消息驅動的進程通信策略。Abstract : overpressure was thought to be existed in the shallow layer of songliao basin because several - hundred - meter - think regional shaly rock distributes steadily in qingshankou formation, nen and nen members
文摘:松遼盆地淺層被認為是存在超壓的,因為青山口組和嫩一、二段地層穩定分佈著幾百米厚的區域性泥質巖層。The sirt inversion operator can be applied to solve the large - scale sparse linear equation and velocity tomographic inversion can be performed based on direct arrival traveltime and accuracy could be 3 meters
研究成功的sirt反演演算法可用於求解大型稀疏超定線性方程組,根據直達波旅行時進行速度層析反演,其精度可達到3米。The series of point group calculated by this algorithm theory is strictly descending and converging to the stable polar point. this theory is very efficiency in solving the problem of lad for its simplicity 、 rapid speed and high adaptability
本文演算法所產生的點組序列是嚴格下降並收斂于穩定極點的,我們的計算表明,本演算法對求解超定最小一乘估計問題非常有效,具有演算法簡單、速度快、適應性強的特點。Actually, this is to resolve an over - determined nonlinear system including six output values and eight input values. so newton - gauss iterative algorithms is used, set up the target function in the sense of the least squares. it is discussed whether the minimal solution to the function exist and is single one while the astringency of newton - gauss method is analyzed
對于冗餘驅動振動臺,其位姿正解是求解具有八個輸入、六個輸出的超定非線性方程組,因此本文採用了最小二乘法中的牛頓?高斯迭代法,建立最小二乘目標函數,對目標函數極小解的存在性、唯一性以及牛頓?高斯迭代法的收斂性進行了理論證明和分析,將求出的最小值作為位姿正解的最優解。Presents a method for sfs based on model of polyhedron. we carry out the algorithm by solving a overdetermined linear equations which is constructed through the distributing of the vector field. the algorithm can reconstruct 3d surface from photometric stereo image given the direction of illumination
針對目前「從明暗恢復物體形狀方法」存在的問題,提出了以多面體模型為基礎的快速演算法,根據向量場的分佈建立關於物體表面深度信息的超定線性方程組,在最小二乘意義下求得物體表面的深度值。In 1978, professor zhang hong qing uses the method of gebraic elimination and factorization in differential equations and successfully solve a great kind of the reducing problem of the over determined differential equations. he gives the method of " ac = bd " which used to solve the differential equations. recently, this theories have a new development, and he forwards the c - d integrable system and c - d pairs
1978年,張鴻慶教授將代數消元和因式分解思想方法用於微分方程組,成功地解決了一大類超定微分方程組的約化問題,並提出解微分方程的「 ac = bd 」模式,近來這一理論又有了新的發展,提出了c ? d可積系統與c ? d對的概念。Hence, on the basis of research achievements of other countries, the mechanical characteristics of the statically indeterminate composite bridge is analyzed in this thesis by utilizing the large universal finite element software, msc / nastran and msc / patran, to promote the application and development of the composite bridge in china
為此,本文在總結各國研究成果的基礎上,利用大型通用結構分析程序msc nastran和msc patran ,對超靜定組合梁橋的受力特性進行了分析研究,目的是推動這一結構形式在中國的應用和發展。Dr hon fernando cheung raised a question on setting up of internet websites by advisory and statutory bodies
張超雄議員就諮詢及法定組織設立網際網路站提出質詢。分享友人