換接觸點 的英文怎麼說
中文拼音 [huànjiēchùdiǎn]
換接觸點
英文
break-make contacts- 換 : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
- 接 : Ⅰ動詞1 (靠近;接觸) come into contact with; come close to 2 (連接; 使連接) connect; join; put ...
- 觸 : Ⅰ動詞1 (接觸) touch; contact 2 (碰; 撞) strike; hit 3 (觸動) touch 4 (感動) move sb ; sti...
- 點 : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
- 接觸點 : contact bar
- 接觸 : 1. (交往) come into contact with; get in touch with 2. (沖突) engage 3. (挨上; 碰著) contact; touch
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In the system, the collimation semiconductor laser - scanned beam scanning two perpendiculars direct of one plane of the measured workpiece at the same time is made. the beams with the dimension information of two perpendiculars direct are processed by the scanning receive system, the high - speed photoelectric transition and electronic data process. two measured results of the diametric directs and ellipse tolerance, etc, parameter, of the turning workpiece on the same plane are obtained by non - contact automatic measurement
在單向激光掃描檢測技術的基礎之上,提出了一種雙向激光掃描檢測系統,其採用激光掃描檢測技術與特殊光學系統相結合,用準直半導體激光掃描光束對被測工件徑向某一截面的兩個相互垂直方向同時掃描,經掃描接收光學系統、高速光電變換、電子學系統和微機數據處理系統,對將攜帶有垂直方向被測量信息的光束進行處理,實現了回轉體工件同一截面兩個垂直方向的徑向尺寸和橢圓度等參數的非接觸自動測量,解決了同時非接觸測量回轉體零件同一截面兩個徑向尺寸的難題,它具有高速,高精度和非接觸自動測量等特點。The operation principleresult of saving power , mate rial and reliability of ac and dc usual auto - converting saving power instrument are expounded, which the operation - coil of ac contactor given ac and dc voltage is usual, output is even dc, on and off and keeping voltage non - contactor auto - convert
論述了與交流接觸器操作線圈適配的交直流輸入(操作)電壓通用、恆直流輸出、吸合與保持電壓無觸點自動轉換節電器的工作原理;接觸器配用節電器后的節能節材效果及節電器的可靠性。In this part, the high - frequency series inverter with resonant pole capacitor is introduced mainly. the current - exchanging processes of the inverter in different working modes are analyzed, how to reduce the switching loss is discussed, and the calculating methods of snubber capacitor c, factor angle switching frequency and pulse width pw are given in optimum switching process. and results of simulation and experiment verify the validity of theoretic analysis
接著重點研究了含有諧振極無損緩沖電容的逆變器,對其換流過程中的不同工作狀態進行分析,討論了如何減小逆變器的開關損耗,給出了最佳工作狀態下緩沖電容c 、感性角、開關頻率、觸發脈沖的脈寬pw的詳細計算方法,並通過大量的模擬和實驗波形證明了理論分析的正確性。Detail specification for multi - contact edge socket electrical connectors - single or double sided, closed ended, replaceable contacts, through - board solder or wire wrap terminations - full assessment level
多觸點邊緣插座電氣連接器詳細規范.單面或雙面閉端可替換觸點穿板焊接或線繞終端.全面評估級Low - voltage switchgear and controlgear - part 5 - 10 : contactor relays and auxiliary contact for contactors and motor - starters
低壓轉換開關裝置和控制裝置.第5 - 10部分:接觸器和馬達起動器的接觸繼電氣和輔助觸點The research about the non - invasive inspection of pcb that is based on ir image is introduced. the detection principle, the components of hardware and software are introduced in this paper. some key technical problems and the project of software are presented in detail : graphics of user interface ( gui ) of the projection, gray scale transformation ( gst ), image contour extraction through edge detection algorithm based on the approaching contour optimization, image registration based on corner detection, the position of hidden trouble pcb through add - minus algorithm image
本文介紹了利用紅外圖像對印製電路板進行不接觸式故障檢測的系統研究,主要介紹了本系統的檢測原理,硬體組成及軟體的製作,其中詳細地介紹了軟體的製作過程以及其中的幾個關鍵部分:本系統的人機交互界面;圖像的灰度轉換;基於最優輪廓逼近的邊緣提取演算法進行輪廓提取;基於角點檢測的圖像配準;用差影法得到故障電路板的故障隱患或故障部位。Make before break contact
先接后斷切換觸點The immersion electrical heater is chiefly applied in the direct contact mode of fluid heating. it features fast heat exchange and high thermal efficiency. it has the varieties of water heater, oil heater and gas heater. its heating element power density, i. e. the power per unit of heating area of the heating element, is an important parameter of the electrical heating element, which has a direct bearing on the performance and working life. the working out of the value is a highly specialized problem, being under the influence of many factors ( media flow rate, tempt, physical and chemical properties and direction in which the medium flows past the element etc )
浸入式電加熱器主要用於直接對流體接觸加熱的場合,具有熱交換快,熱效率高等特點,分為水用加熱器、油用加熱器、氣體用加熱器,加熱元件的功率密度:即電加熱元件單位發熱面積上的功率,它是電加熱元件極重要的參數,直接影響加熱器的使用性能及使用壽命,它的取值是一個非常專業的問題,受到許多因素的影響(如介質的流速、溫度、物理和化學性質及介質流過加熱元件的方向等等) 。Information technology. telecommunications and information exchange between systems. interface connector and contact assignments for isdn basic access interface located at reference points s and t. european standard en 28877
信息技術.系統間通信和信息交換.位於基點s和t上綜合服務網路isdn基本存取介面用介面連接器和觸點分配And the displacement control of the leaf spring center was transferred to the displacement at load point. then after the load step options configuration, the leaf spring stress circulation under cycle loadings was calculated. the model was validated by the result compare between the rigid extracted from the simulation results and the one out of the rigid test of the leaf spring
使用加載頭和簧片的接觸行為來模擬加載狀況,並將對簧片中心的變形控制轉換為對加載點的位移約束,然後利用載荷步選項配置完成一個載荷循環,由此計算出加載階段下鋼板彈簧內部的應力循環。Aiming at the laser non - cntact measuring system for 3 - coordinate of inner and exterior surface of shell provided in ref. the process of scanning and the coordinate conversion of measuring data are discussed, the method of geometrical parameters calibration is emphatically discussed in this paper
摘要針對文獻介紹的迴旋殼體內外曲面三坐標激光非接觸測量系統,敘述了其掃描工作過程,討論了測量數據的坐標轉換,重點討論了幾個幾何參數的標定方法。The plate on the elastic foundation is simulated according to the theory of both plane and bending problems, and the nodal displacements on the interface between the plate and the foundation are represented by the displacements on the middle surface of the plate
摘要按平面問題與薄板彎曲問題描述基礎板,建立了基礎板同地基接觸面上的節點位移與板中心面位移之間的轉換關系式。Hand crimping tools - tools for the crimp termination of electric cables and wires for low frequency and radio frequency applications - particular requirements - radio frequency connectors and concentric contacts - open throat tools with removable and interchangeable dies, sizes a to g, q to t, v and w
手工壓接工具.低頻和射頻用電纜和電線終端壓接工具.特殊要求.射頻連接器和同軸接觸點的手工壓接工具.有可拆卸和可互換模開式工具規范,規格a - g q - t v和wHand crimping tools - tools for the crimp termination of electric cables and wires for low frequency and radio frequency applications - part 2 - 2 : particular requirements for radio frequency connectors and concentric contacts - open throat tools with removable and interchangeable dies, sizes a to g, q to t, v and w
手工壓接工具.低頻和射頻設備用電纜和電線的壓接終端工具.第2 - 2部分:射頻連接器和中心觸點的特殊要求.尺寸在a到g q到t v和w的帶可移動和可互換壓模的開喉式工具The voltage is manually regulated by non - load machine switch, which is apt to be burnt. as a result, frequent fixing is inevitable ; moreover, these methods of controlling cannot meet the needs of processing certain work pieces
電壓調節通過人工轉換無載分接開關機械觸點實現,造成無載分接開關容易燒壞,維修頻繁,並且溫度波動大,有時不能滿足某些工件的加工要求。In the approach, non - load machine switch is replaced by scr controlled by mpu to regulate the temperature. this control precision is greatly improved, and at the same time parameters can be automatically stored and displayed during the manufacturing process, it also included some other auxiliary controlling functions, such as over - temperature alarm, work piece input or output reminding, etc. the fuzzy pid control algorithm consists of fuzzy control and digital pid adjustment
針對鹽浴變壓器只能進行無載分接、有級調節的問題,本方案採取在變壓器原邊串接晶閘管的方法,將手動轉換的溫度控制,即無載分接開關機械觸點調節電壓改為單片機自動控制晶閘管的導通,將手動控制溫度改為模糊pid控制,從而提高了控制精度,降低了工人勞動強度。We connect this transducer with a check on work attendance system. directly being linked together with the communication network thread hawser nearby, the net is directly sent the on - site testing data to the internet. at last, we establish client program to control the remote check on work attendance system
並把該轉換器和一種基於串口協議的非接觸式ic卡考勤機系統相互連接,使該考勤系統具有internet功能,成為網路中的獨立節點,與就近的通信網路線纜直接相連, 「即插即用」 ,直接將現場測試數據送上網。Detail specification for multi - contact edge socket electrical connectors - single or double sided, open ended, guide key location, replaceable contacts, through - board solder or wire wrap terminations - full assessment level
多觸點邊緣插座插接器詳細規范.單面或雙面開式端導鍵定位可替換觸點穿板焊接或線繞終端.全面評估級Abstract : this paper introduces the working pinciples of the electro - economizer, in which either alternating or direct current voltage can be input with the adaption to the operating coils of contactor, steady direct current is output, and voltage auto - converting is absorbed and kept withno contacting point
文摘:論述了與交流接觸器操作線圈適配的交直流輸入(操作)電壓通用,恆直流輸出,吸合與保持電壓無觸點自動轉換節電器的工作原理。Information technology - telecommunications and information exchange between systems - 26 - pole interface connector mateability dimensions and contact number assignments
信息技術.電信和系統間信息交換. 26極介面連接器配性尺寸和觸點編號分享友人