振動者 的英文怎麼說
中文拼音 [zhèndòngzhě]
振動者
英文
oscillator-
In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test
然後,對巖土工程領域至今尚未解決,甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討,提出了考慮地基變形的地基承載力上程計算方法;對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承載力界限荷載p _ ( 1 / 4 ) ,並與國內外土力學專著及地基基礎設計規范中的條形基礎(平面問題)的界限荷載p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況;根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作,本文以截頭錐模型模擬地基,對地基(巖基)承載力的動測法進行了研究,為各類地基(包括巖基) ,匯總了動力分析和檢測川的參數:針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題,從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論;本文作者根據多年現場載荷試驗的工程實踐,對深井荷試驗裝置的核心部分? ?反力裝置,設計了側壁支撐反力加載系統,該加載系統具有實用、簡便、穩定及安個等優點。If the tongue is tense, that tension will carry over into the embouchure ( and vice versa ), interfering with vibration of the reed and frustrating the player
如果舌頭太緊,這種力量會同時影響到口型,改變哨片的振動並影響演奏者。Former for sound of of one mind, basically originate systaltic when the oscillatory ; latter that mitral valve and tricuspid shut generation is disloyalty sound, basically originate diastolic when the vibration that aorta valve and pulmonary artery valve shut a generation
前者為第一心音,主要來源於心臟收縮時二尖瓣和三尖瓣關閉產生的振動;後者為第二心音,主要來源於心臟舒張時主動脈瓣和肺動脈瓣關閉所產生的振動。Snoring is caused when soft tissue in the airways ? the palate or uvula ? relaxes during sleep and vibrates
打鼾是由於氣道? ?上顎或者小舌頭的軟組織在睡眠期間放鬆並振動而產生的。Survey on the white finger of vibration instrument workers in zhangdian district
張店區振動工具作業者白指的調查Two vibrating motors or vibration generator are installed on the two sides of the screening frame and circumrotates widdershins to make it rotate in - phase in line with in - phase chasing principle, the screen vibrates with beeline, the materials are cast and screened continuously
本系列篩砂機是由兩個振動電機或者激振器安裝于篩框兩側,並反向旋轉,根據自同步追逐原理使其做同步轉動,使篩體做直線振動,物料被連續拋起並被篩分。Each of the 17 volunteers had a vibrating device attached to their wrist to stimulate a tendon, which created the false sensation that the wrist joint was flexing
17位志願者的每一位都有振動儀器皆在他們的腰上刺激一個腱,以製造一個腕關節正在收縮的錯誤感覺。Because the air - borne imaging system is required a far acting distance and the focal length of its optical system is long. influenced by the unsteady or moving platform mounted on plane, the change between the frames of image sequence is more. problems of image fuzziness and instability tend to be striking out, which becomes a bottleneck restricting the air - borne reconnaissance, collimation, evaluating beat effect
機載光電成像系統,由於要求作用距離遠,故其光學系統焦距長,受其載體姿態變化和振動的影響,圖像序列幀間變化過大,造成觀察者覺得模糊、不穩定,己成為制約空中偵察、瞄準、打擊效果評估等功能的瓶頸。With the development of the computer and calculating dynamics, in recent years many researchers from different countries begin to research the coupling between train and line. the research on the coupling between vehicle and brid ge with the finite element method becomes one of the very important constitutional parts
隨著計算機和計算力學的發展,近年來各國鐵路科研工作者開始對列車?線路耦合系統進行研究,其中,車?橋耦合振動的有限元分析研究就是近年來發展起來的一個重要組成部分。The ultrasonic motor is a kind of direct driver which is uses the converse piezoelectric effect of the piezoelectricity ceramics, by using transformation and the coupling of each kind of expansion and contraction vibration pattern enlarging the material microscopic distortion by resonate effect and transforming it to macroscopic movement of the rotor or the slide by the friction coupling
超聲波馬達是一種利用壓電陶瓷的逆壓電效應,通過各種伸縮振動模式的轉換與耦合,將材料的微觀變形通過共振放大和摩擦耦合轉換成轉子或者滑塊宏觀運動的直接驅動器。Noise and vibration from snowmobiles, all - terrain vehicles and the like is said to sometimes awaken hibernating animals, who may suffer severely or die as a result of premature awakening in times of food shortage
雪地車的噪音和振動,所有山地車和類似的東西據說有時候驚醒了冬眠中的動物們,動物們可能經受極大痛苦或者結果死於早醒期間的食物短缺。It is difficult to divide the residential and educational functional zone from comprehensive functional zone due to the presence of fuzzy area between them in the the urban vibration functional zoning
摘要在城市振動功能區劃中,居民文教區和混合區往往難以界定,其原因是兩者之間存在著模糊區間。After plenty of practices, it is discovered that the main factor that lowers the part precision and accelerates the aging of parts is the vibration caused by the inertia force of extrusion head in high speed scanning movement
作者通過大量的mem工藝實踐發現,噴頭做高速掃描運動時產生的慣性力對機架的沖擊及相應引起的劇烈振動是降低造型精度、加速設備老化的主要因素。To effectively change pitch on a valved brass instrument, two things come into play : the pressing of valves to effectively change the length of the tubing, and the player ' s lip aperture or " embouchure " setting, which determines the frequency of the pulsed air or vibrations into the instrument
要在按鍵樂器上改變音高,有兩個方法能夠辦到:一、壓下按鍵改變管子的長度,二、演奏者所吹出的氣流改變嘴唇的振動頻率。A thin disk, especially in a microphone or telephone receiver, that vibrates in response to sound waves to produce electric signals, or that vibrates in response to electric signals to produce sound waves
膜片,振動板一種薄的圓盤(尤其是在麥克風和電話收話器里那種)響應聲波振動產生信號或者響應電信號振動產生聲波In order not only in theoretics but also in practice to completely resolve the power diagnosis of each cylinder of i. c. engine according to the angular vibration curve of crankshaft, the pc instruments - crankshaft angular vibration measurement and analysis system ( tvm system ) and the electrical calibrator ( tvci system ), in which the soft and hardware resources of computer are sufficiently utilized, are developed by author
為不但在理論而且在實踐上全面解決利用角振動信號診斷內燃機各缸作功狀況的問題,作者開發並研製了一套充分利用計算機的軟硬體資源的pc儀器? ?曲軸角振動測量分析系統( tvm系統)和電標定器( tvci系統) 。In this dissertation, wind, vehicle and bridge are regarded as an interactional coupling vibration system., in the analysis model of the system, many factors are considered in detail, such as the fluid - solid coupling interaction between wind and bridge, the solid contact coupling interaction between vehicle and bridge, the stochastic wind load of vehicle, the time variation characteristic of the system induced by train movement
本文將風、車、橋三者作為一個交互作用、協調工作的耦合振動系統,較全面地考慮了風橋間的流固耦合作用、車橋間的固體接觸耦合作用、風對車的空間脈動作用及整個系統的時變特性。The painting " retreat " not only gives one a unique perspective on a gorgeous, mysterious, serene and special mountain forest, but also allows the observer to almost hear the sound of branches and leaves happily vibrating in the fresh mountain breeze.
的枝葉風動聲閉關一畫不但予人有艷玄清奇的山林的觀感享受,更讓欣賞者聽到清風中枝葉欣然的振動聲When a person with a bad aura enters a certain place, he will immediately make people feel very agitated and restless. it is because his vibrations are low and heavy, or we can say that he is very vicious, has heavy karma and lots of devilish hindrances. he is excessively heavy in yin negative energy while we are more inclined to the yang positive energy, and so we become incompatible
有些地方振動頻率和我們很接近,我們一進去就會覺得很愉快,有些氣氛不太好的人,一進去某個地方,立刻就使人感覺到緊張不安或焦慮,因為他的頻率太低太重,或者也可以說他的業障很重,惡心很重,魔障很多,他的陰氣太重,我們陽氣較多,彼此不能配合,所以才會產生焦慮不安的感覺。The main work includes : for the torsional vibrations of a rigid disk on saturated media, first, the dynamic governing equations are solved by the use of hankel transform and the general solutions in the hankel transform fields are formulated. then, considering the mixed boundary - value condition, the dual integral equations of the torsional vibrations of a rigid disk on saturated grounds are obtained, which can be reduced to the fredholm integral equations of the second kind and solved by numerical procedures. consequently, the dynamic compliance coefficient curves and the torsional angle amplitude curves versus the dimensionless frequency are presented and contrasted to that of the elastic one
在前人研究的基礎上,本文基於陳龍珠等曾提出的一組實用飽和土波動方程,用解析或半解析的方法首次較系統而深入地研究了飽和半空間地基與基礎的扭轉振動問題,主要工作有:對于飽和地基上剛性圓板的扭轉振動,作者首先採用hankel變換求解了動力控制方程,得到了該控制方程在hankel變換域內的通解,然後由混合邊值條件建立了飽和地基上剛性基礎扭轉振動時的對偶積分方程,並將其化為易於數值求解的第二類fredholm積分方程,用數值方法計算了基礎的動柔度和扭轉角幅值與振動頻率的關系曲線,並將其與單相彈性介質情況進行了對比分析。分享友人