接觸系數 的英文怎麼說
中文拼音 [jiēchùxìshǔ]
接觸系數
英文
contact coefficient- 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...
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 數 : 數副詞(屢次) frequently; repeatedly
- 接觸 : 1. (交往) come into contact with; get in touch with 2. (沖突) engage 3. (挨上; 碰著) contact; touch
- 系數 : [數學] coefficient; ratio; modulus; quotient; factor
-
Results : all the five indexes ( dental attrition, contact area, the index of dentine marrow cavity, the thickness of cementum of root, the diaphaneity of dentine of root ) revealed a highly interrelated relationship with age. regression height was significant when the multiple regression equation, which was formulated with these five indexes and age and used to judge the age was statistically analyzed
結果:牙齒的磨耗、接觸區面積、牙本質髓室指數、根尖牙骨質的厚度、根尖牙本質透明均反映出與年齡高度相關關系,用這5個指標與年齡所建立的判別年齡的多元回歸方程經統計學分析,回歸高度顯著。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。Tensile properties and impact properties measurements were done at room temperature. the volume resistivity of rectangular samples was measured using a zc36 electrometer and a high 240a voltage supply, for samples with a low resistivity level a dt - 9205b digital multimeter was used, silver paint was applied to ensure complete contact between sample and electrodes, namely, to eliminate the contact resistance. the phase morphology of blends was also studied using a jeol jsm - 5900lv scanning electron microscope ( sem )
體積電阻率的測定:當r _ v 10 ~ 8時,製成100 100 4mm板材,用zc36型高阻儀測量;當r _ v 10 ~ 8時,用dt - 9205b型數字式萬用表測試試樣的體積電阻,為了減小接觸電阻對測試的影響,採用銀導電膠將銅片粘接在試樣的兩個端面上,靜置24小時,待銀導電膠凝固,試謝長瓊:熱拉仲對pet / pe / cb復合導電體系形態和性能的影響樣的電阻穩定后再測量。A noncontact 3 - d position measurement system is introduced in this thesis. the system is composed of a planner array ccd detector, real time image analysis and quick data calculation system, which can survey the positional relationship between the haloid lamp objects on the emissive vehicle and the measuring system on the loading vehicle
本文研究了一種簡單、新型的非接觸三維位置測量系統,該系統由一組ccd探測器、實時圖像處理及快速數據解算系統組成,對發射車上鹵鎢燈目標在測量坐標系中的三維坐標x 、 y 、 z值和發射車軸線相對測量坐標軸的夾角進行測量。It could be used for simulating study in aeronautical weapon. there is a set of hold - range transfer mechanism and friction drive system in the equipment. it also used a set of hydraulic system to drive the equip in right position for multiple parameters detecting and made extrusion stress in limited range
在裝置中,採用了同步帶傳動機構及摩擦驅動裝置,並採用了液制系統進行驅動檢測參數要求的換位和摩擦輪的壓力調節,保證了檢測裝置的正確位置和摩擦輪接觸正壓力的有效工作范圍。Based on the research of the characteristics of piezoelectric ceramic, this paper presents the analysis of the movement of the stator surface points and work principle of motor. this paper describes a theory about the influence of the ultrasonic vibration on the frictional properties of ultrosonic dring, and finds that the horizontal vibration produces friction driving force and vertical vibration affects horizontal driving effect
並且對行波型超聲波電動機的減摩現象進行了研究,發現在接觸區定子表面上一點的水平振動產生摩擦驅動力,垂直振動只起影響水平驅動效果的作用,得出垂直方向超聲振動具有減振作用是引起超聲驅動動摩擦系數降低的原因。The user can input the catenary material needed for its inspection expediently and accurately with the source material input subsystem. the real - time processing subsystem can incept, transform, compose, display and save the data transmitted from the inspection subsystem of the high - speed catenary inspection vehicle. the result analysing subsystem can display, save, contrast, report and mimeograph in many forms the inspection results, according to the many kind of condition choosed by the user
原始資料錄入子系統可以讓用戶直觀、快捷、正確地輸入檢測接觸網所需的接觸網原始資料;檢測數據實時處理子系統能及時、正確地接收、轉換、合成、顯示、存儲前置系統傳送的檢測數據;檢測結果分析子系統能按照用戶選擇的多種條件,以多種方式對檢測結果顯示、存儲、統計、對比、報表、列印和回放。For sliding contact, the coefficient of kinetic friction uk is defined as the ratio of the frictional force to the normal force.
滑動接觸時,動摩擦系數Uk的定義是摩擦力與法向力的比率。For sliding contact, the coefficient of kinetic friction uk is defined as the ratio of the frictional force to the normal force
滑動接觸時,動摩擦系數uk的定義是摩擦力與法向力的比率。Lottery ticket, scratch cards, shave the award card, shave the card, click and nip, the game card, pvc card, rechargeable card, it is good that the card speciality of telecommunications is made to you ! we are specialities to make lottery ticket, shave the card, reward the card, shave the award card, tear the card, opening card, it is happy to shave, take off the card, lottery tickets, not doing the glue, the anti - counterfeit card, lottery - attached ticket, etc. : promoting modernly indispensably, the paper card, paper rechargeable card, pvc network game is clicked and nipped, game card, the phonecard, the card of surfing internet, telecommunication card, read the card, the film is clicked and nipped, monthly card, ip card, ic card, honored guest s card, membership card, favourable card, magnetic stripe card, etc.
獎券刮刮卡獎卡刮獎卡撕開卡揭開卡點卡游戲卡揭揭卡彩票電碼防偽數碼防偽物流防串貨系統800免費電話查詢系統網站查詢系統簡訊查詢系統不幹膠獎券學習卡閱讀卡晶元卡智能卡刮刮樂防偽卡電話卡上網卡閱讀卡電影點卡包月卡ip卡充值卡有獎門票噴碼順序碼, pvc卡貴賓卡會員卡優惠卡電信卡磁條卡條碼卡銀行貴賓卡證券卡有像證件卡接觸式ic卡非接觸式ic卡m1卡id卡服裝吊牌等各種卡類We are specialities to make lottery ticket, shave the card, reward the card, shave the award card, tear the card, opening card, it is happy to shave, take off the card, lottery tickets, not doing the glue, the anti - counterfeit card, lottery - attached ticket, etc. : promoting modernly indispensably, the paper card, paper rechargeable card, pvc network game is clicked and nipped, game card, the phonecard, the card of surfing internet, telecommunication card, read the card, the film is clicked and nipped, monthly card, ip card, ic card, honored guest s card, membership card, favourable card, magnetic stripe card, etc. : game, film, reading, examination websites are indispensable ; gush out yard, the substandard association of yard of the order takes the place of the company processed
獎券刮刮卡獎卡刮獎卡撕開卡揭開卡點卡游戲卡揭揭卡彩票電碼防偽數碼防偽物流防串貨系統800免費電話查詢系統網站查詢系統簡訊查詢系統不幹膠獎券學習卡刮刮卡晶元卡智能卡刮刮樂防偽卡電話卡刮刮卡閱讀卡電影點卡包月卡ip卡充值卡有獎門票噴碼順序碼, pvc卡貴賓卡會員卡優惠卡電信卡磁條卡條碼卡銀行貴賓卡證券卡有像證件卡接觸式ic卡非接觸式ic卡m1卡id卡服裝吊牌等各種卡類A new method for measuring the vibration of shadow mask without touch by detecting the light density with reflection type optical fiber sensor is presented. the measurement system based on the new method is designed to make the vibration measurement easier working, faster calculating, and get more precise results. it is an important measurement and analysis tool to improve the performance of shadow mask and display quality of cpt
本文提出了基於單光纖光強度反射法的非接觸式微振動測量系統的原理,並設計製造了該測試系統,探索出了簡單方便可靠的測量方法,能夠準確客觀地反映蔭罩振動的各項參數(各振動模的振動頻率、振幅、衰減時間) ,實現了測試裝置的簡便化和測試過程的自動化,為cpt張緊式蔭罩系統的性能改進與顯示質量的提高提供了有效的測試分析手段。The thesis developed the optimization design software of geometric parameter for the worm gear including strength check module, the drawing contact lines module, the change lines of tooth thickness of worm, and the parametric modelling software for the reducer which includes parametric modelling of parts and assembly. the cad prototype system is very convenient because of its accessible interfere, simple operation and written in chinese. by input design parameters , the cad system can make optimization design and strength check for the worm gear , draw contact lines of tooth flank of worm - gear and change line of tooth thickness of worm , judge if the tooth flanks of worm undercut and if the sideward tooth of worm - gear hob come to a point , make project design and structure design for the reducer and draw its 2d parts and assembly
研究和開發了平面二次包絡環面蝸桿傳動的參數優化設計和校核軟體系統:包括幾何參數設計計算模塊,強度校核模塊,繪制齒面接觸線模塊,蝸桿齒厚變化曲線模塊和蝸桿根切判別模塊;開發了平面二次包絡環面蝸桿減速器外形與結構尺寸數據庫以及傳動效率數據庫,建立了平面二次包絡環面蝸桿傳動公差及極限偏差數據庫;開發了平面二次包絡環面蝸桿減速器參數化建模軟體:包括零部件的參數化建模模塊和裝配圖的參數化建模模塊,其中零部件的參數化建模包括蝸桿軸系的參數化建模、蝸輪軸系的參數化建模、箱體的參數化建模、端蓋的參數化建模、軸承的參數化建模和其它零部件的參數化建模軟體模塊。The system depends on the features of rapidness, simplicity, driving by parameter and fitting for designers ’ habits and blends the size parameter into data structure and by using the driving technology realizes the drawing of single and double track lines of inter - station and the plane arrangement maps of station contact net
該系統依賴參數化方法所具備的快速、簡潔、參數驅動、符合設計者習慣等特性,將尺寸參數融入到數據結構中,利用尺寸驅動技術實現尺寸約束,實現區間單、復線和站場接觸網平面布置圖的繪制。In this paper, high - order accurate weighted essentially non - oscillatory ( weno ) schemes are investigated and their applications in hyperbolic conservation laws are discussed. based on this, a new weno difference scheme which based on dispersion - relation - preserving relation is developed, and representative test cases with this scheme for computational aeroacoustics ( caa ) problems has been implemented and compared in order to test capability of wave capturing ; in addition, weno schemes generally do not converge at high order in the presence of contact discontinuity of euler equations, so a conservative front tracking technique coupling weno schemes and level set method to simulate the translating density profile is presented here, and numerical simulation with this technique for representative test case has been implemented and results show the desired accuracy
本文研究了高階精度加權基本無振蕩( weno )格式及其在雙曲守恆律方程中的應用,在此基礎上作了兩個方面的工作:一是針對高頻聲波問題構造出一種基於保色散關系( drp )的weno有限差分格式,並對計算氣動聲學( caa )問題的代表性算例進行了大量數值實驗,比較了該格式捕捉波數的能力;另外,針對高階weno格式在處理euler方程的接觸間斷時精度有所降低的問題,研究了利用界面追蹤技術levelset方法和高階激波捕捉weno格式相結合的一種守恆追蹤方法,並且給出有代表性的密度滑移面問題的算例,得到一致高階精度的數值模擬結果。The samples were welded at 800, 900. d _ ( cu ) and dni at contacting line increased with increase of welding temperature. and atom diffusion at contacting line welded by bpec heating was much quicker than by radiation heating
其它條件相同時,改變裝模方式以獲得不同的加熱條件和電場條件,結果表明,無模套時接觸面處cu和ni的擴散系數比有模套時大。The third model was designed to investigate atom diffusion at contacting point. fe was sintered at 500, 550 > 600, 650 > 700 under bpec and radiation heating. the test results of image processing indicated that the average pore size took on wavelike with temperature under bpec heating
脈沖大電流加熱條件下,其它條件相同時,分別在800 、 900的溫度武漢理土大學碩士學位論文下擴散連接cu絲和ni絲,結果表明接觸線處cu和ni的擴散系數隨溫度的升高而增大。After being improved, the gear surface contact fatigue strength obeys weibull distribution and stress obeys normal distribution, the gear bottom bend fatigue strength and stress obey logarithm normal distribution, according to the relation of average safe rate and reliability, then the gear strength reliability design and check equations can be deduced
將齒面接觸疲勞強度按威布爾分佈、應力按正態分佈處理,將齒根彎曲疲勞強度和應力均按對數正態分佈處理,再根據平均安全系數和可靠度之間的關系,推導出了齒輪強度可靠性設計和校核公式。Discontinuities of rock mass are the primary challenge for theoretically analysis and numerical model based on the traditional contin uous medium mechanics theory, and sharply increase the cost, extend the period of the physical modeling
流形元法是十年在有限覆蓋系統基礎上發展起來的新的巖體工程數值模擬方法,流形的基本結構是有限覆蓋系統和覆蓋間的接觸函數。Radiators, contact factors, plate heat exchangers, heat exchangers, single circuit, multiple circuits, etc
暖氣管、接觸系數、板式熱力交換器、熱交換器、單線路、多線路水管等分享友人