熱發聲器 的英文怎麼說
中文拼音 [rèfāshēngqì]
熱發聲器
英文
thermophone-
The physical models for those sound synthesis methods can exactly describe musical instruments ' s fundamental and harmonious and inharmonious frequencyies, as well as their nautral sounding process. they can be played like real musical instruments, representing players ' s strength, velocity and pattern, as well as emotion. so, the methods are playing very important roles within the sound synthesis domain currently, with mpeg4 published and improvement of computer ' s computational efficiency
由於它可以精確地描述物體的發聲及其發聲過程，精確地再現樂器的基波、高次諧波、非諧波以及asdr過程，象真實樂器一樣可以表達演奏者的演奏力度、速度、風格和情感，隨著計算機處理速度的提高，尤其是mpeg4技術的公布，這種方法日趨活躍，成為目前樂器模擬、聲音合成的研究熱點。Scramjet is the perfect propulsive device to hypersonic vehicle, and is a hot issue in current hypersonic technology area
超燃沖壓發動機是高超聲速飛行器理想的動力裝置，是當前高超聲速技術領域的研究熱點。Nowadays with the booming development of microelectronic technique, the functions of the components of machinery, electricity, magnetism, optics, acoustics and thermotics have been improved rapidly. and the micromation of components, the integration of electronic equipments, the worse working environment, the increasing requirement and emi, all of these make the structural design of electronic equipments more and more important
在微電子學高度發展的今天，促使機、電、磁、光、聲和熱等元器件功能飛速提高，隨著元器件微型化，電子設備趨向集成化，再加上一些日趨惡劣的工作環境，各種使用要求的提高，空間電磁環境的干擾，以及由於裝填密度高，產生的內在干擾等，使得電子設備的結構設計變得越來越重要。Measurement of airborne noise emitted by machines ; enveloping surface method ; turbogenerator sets for use in thermal power stations
機器空氣噪聲的測量.包絡面法.熱電站用的渦輪發電機Aln is an important compound semiconductor material with wide band - gap, which has wurtzite structure too. because of their many excellent physical properties, aln thin films were applied in blue - uv emitting materials, epitaxy buffer layer, soi material and saw device with ghz band
Aln具有許多優異的物理性能，在藍光、紫外發光材料及熱釋電材料、外延過渡層、 soi材料的絕緣埋層和ghz級聲表面波器件等方面有著重要的應用。Hysteresis is not only found for the temperatures, due to the difference between the onset and damping temperatures, but also for the input heating power, i. e., the critical onset power is also different with the critical power for the damping process
此外，還發現熱聲起振和消振過程中的臨界溫度和臨界功率都存在滯后現象。基於對滯后現象的分析，提出了一個混合驅動源熱聲驅動器的方案。Speaker : the resulting action, known now by all the world, has marked sunday. september the third, 1939, as a date to be long remembered. at eleven - fifteen this morning the prime minster, speaking to the nation from number ten downing street, announced that great britain is at war with germany. meanwhil the london public are earnestly reminded of the emergency orders already issued. no light of any descrption should be visible after blackout time. no dogs or cats will be allowed to roam the streets after dark and it should be remembered that pets will not be permitted in public air raid shelters. gas masks and warm clothing should be placed at hand before retiring and it is suggested that a warm drink in a thermos would be of great comfort to small children who might have to be awakened at an unusual hour. every effort should be made to quiet the nerves of those children who still remain in london despite the evacuation which will continre until a late hour this evening
揚聲器:現在全世界都知道了，一會最後的決議標志著1939年9月3日星期日將成為一個永遠值得紀念的日子，今天上午11點15分，首相在唐寧街10號向全國宣布英國對德國宣戰，在次我們提醒倫敦市民認真遵守已發布的緊急狀態命令:在燈火管制時間里不得有任何燈光，天黑以後不得有狗貓在街上游蕩.並且切記在公共防空洞里不得有寵物.睡覺前應將防毒面具和于寒衣物放在順手的地方，我們建議暖瓶中都沖好熱水或飲料，這對安定在非常?不得不被叫醒的兒童非常有溢.應該盡量穩定那些仍留在倫敦的兒童的情緒.疏散工作將繼續進行.直到深夜After a detailed review on the historical developments of the research on thermoacoustics, as well as the latest advances in this field, prospective applications, and a survey of theoretical fundamentals, the present work focuses on the following sections : 1 ) standing wave thermoacoustic prime mover an experimental setup of standing wave thermoacoustic prime mover has been built up with brass matrix as the thermoacoustic stack
本文首先回顧了熱聲熱機的發展歷史及最新成就，在詳細介紹熱聲學理論基礎以及熱聲機械設計原則之後，重點研究了以下若干問題： 1駐波型熱聲驅動器建立了我國第一臺實用駐波型熱聲驅動器試驗臺，並進行了實驗研究。Maytag is voluntarily recalling 2. 3 million maytag and jenn - air brand dishwashers because of faulty wiring ， the company and the u. s. consumer product safety commission said in a statement released weekend
年前，美國家用電器製造商美泰克公司與美國消費者產品安全委員會聯合發表聲明，由於產品的線路存在問題、容易過熱著火，該公司將在美召回230萬臺美泰克尊爵品牌洗碗機。The corporation is professional at manufacturing the fin, tube - in - sheet copper, aluminium evaporator and fiber tube condenser of refrigerators ; indoor / outdoor copper, aluminium connecting pipe for air - conditioner ; fittings pipe of air - conditioner ; stainless steel cooling tube, heating tube of water dispenser, assembly of copper, aluminum evaporator and fiber tube condenser of small refrigerator, copper & aluminum joints with various specifications ; various models of copper & aluminium liquid reserviors, muffler and oil segregator ; various radiators of electric control board
企業生產工藝先進，技術裝備精良，其中高、中級工程師多人，專業生產冰箱、冷櫃翅片式.板管式銅.鋁蒸發器及絲管冷凝器；空調室內外機銅.鋁連接管；空調配件管；飲水機不銹鋼冷罐、熱罐、小冰箱銅.鋁蒸發器總成及絲管冷凝器總成；各規格銅鋁接頭；各型號銅.鋁儲液器、消聲器、油分離器；各類電控板散熱器。The main products : ultrasonic plastic welding machine, ultrasonic cleaning machine, heat board style plastic welding machine, high frequency plastic welding machine, high frequency inductive welding machine, various frequency welded mould and ultrasonic generator ( show as picture ). all sorts of product are fully completed, and the irregular quality ultrasonic equipment can be designed and made for different use of customers
公司主要產品：超聲波塑料焊接機、超聲波清洗機、發熱式塑料焊接機，高周波塑料焊接機、高頻感應焊接機、不同頻率的超聲波焊接模具，以及超聲波發生器（詳情參照圖片） ，品種齊全，並可根據客戶不同要求，設計製造非標高品質的超聲波設備。Then, some proposals and methods are brought forward on the analysis of the causes of these kinds of noise. seeing that the noise radiates through the inlet of air and iron box, a silencer for the inlet and a rectangular enclosure are designed
針對加熱器回風口和方箱是噪聲向外輻射的必經途徑，本文主要從消聲器消聲設計、方箱隔聲設計兩個方面出發，探討了不改變加熱器結構的降低噪聲方法。To the cabin which is designed by the forth department chongqing communication college, the model which includes the air in the cabin, generator set and public muffler is built integer, meshed, and added by boundary condition and load. the normal k - model etc are used to be turbulence model of the air in cabin respectively, the turbulence model is calculated by simplef or simplen algorithm, and by the first order accurate msu or the second order accurate supg in advection discretization scheme
論文對艙內空氣、發電機組和公用消聲器進行了整體建模和網格劃分，施加機組艙模型的邊界條件和載荷，採用標準k -等多個模型來分別模擬機組艙通風散熱的空氣湍流流動，採用simplef和simplen兩種不同的數值演算法以及一階msu和二階supg的對流項分離方案來對流動模型進行運算。As umbirfpa is a new type of infrared detecting device, its work principle is complex and its performance is affected by many factors. in the initial stage of developing, the design experiment and theoretical understanding are little interiorly. furthermore, the problems such as sensitivity reduced, dynamic range shortened, nonuniformity increased come forth if umbirfpa is not designed properly
Umbirfpa是一種新型的紅外探測器件，微測輻射熱計的工作原理復雜，其性能受到很多因素的影響，目前國內尚處于發展初期，缺少實際的設計經驗和理論認識，同時umbirfpa又是在集成電路工藝線上生產的，投資大、周期長，如果設計不當，不僅可能導致靈敏< wp = 13 >度降低、動態范圍縮小、噪聲增大、非均勻性增大等問題，更可能的是根本就不能用於成像，從而造成很大損失。We have infrared image and ultrasonic detection machine, which promised the danger in time
公司擁有紅外熱成像儀、超聲波探測器等先進的儀器設備，能及時發現消防隱患。Europe ' s first spacecraft to the moon ended its three - year mission sunday by crashing into the lunar surface in a volcanic plain called the lake of excellence, to a round of applause in the mission control room in germany
周日，歐洲首架探月航空器結束了三年探月之旅，成功擊中月球表面的「卓越湖」火山平原，此消息讓德國的地面控制大廳里爆發出熱烈的掌聲。" that ' s it - we are in the lake of excellence, " said spacecraft operations chief octavio camino as applause broke out in mission control in darmstadt, germany
位於德國達姆施塔特的控制中心爆發出熱烈掌聲，探測器地面指揮所負責人奧克塔唯奧卡米諾說： 「成功了！" that ' s it - - we are in the lake of excellence, " said spacecraft operations chief octavio camino as applause broke out in mission control in darmstadt, germany. " we have landed.
位於德國達姆施塔特的控制中心爆發出熱烈掌聲，探測器地面指揮所負責人奧克塔唯奧?卡米諾說： 「成功了！我們撞上了卓越湖區！我們著陸了！ 」Conventional detectors, for example, inductive loop, detectors using ultrasonic, microwave, or infrared, have been put into use for several decades. meanwhile, a promising approach, video - based measurement system, has developed quickly. since it has many advantages, for instance, wider - area detection and superior flexibility, many researches have been done in this area
交通流檢測器有電磁感應線圈、超聲波檢測器、微波檢測器和紅外光標等多種方式，而基於圖像處理的視頻檢測方式近年發展很快，因為它具有大區域檢測、設置靈活等優越性，已成為智能交通系統的一個研究熱點。We equip the following machines for the environmental testing and the reliability test : test box with high and low temperature, test box with high temperature, test box with invariableness temperature and humidity, salt - spray test box, vibrant and impactive test machine, tensile test machine, frequency tester and scanner, oscillograph, oven with invariableness temperature etc. pic the 3d machine
環境試驗可靠性測試等方面配置有以下儀器設備：高低溫試驗箱高溫恆溫試驗箱恆定濕熱試驗箱鹽霧腐蝕箱振動沖擊試驗臺拉力試驗機諧振頻率f0快速測試儀揚聲器f0快速測試儀音頻掃頻信號發生器示波器電熱恆溫乾燥箱等。分享友人