機聲效率 的英文怎麼說
中文拼音 [jīshēngxiàolǜ]
機聲效率
英文
machineacoustic efficiency-
Energy efficiency fund in jointly efforts of unido, alton fund and netherlands government 5. distributing cooling, heating and power combined supply system
提高常規發電廠效率技術：研究超聲波乳化燃油節油技術以及燃煤發電廠汽輪機余熱蒸汽中熱能回收技術等。Efficiency test study on unit 2 of gongzui hydropower station by ultrasonic method
水輪機發電機組超聲波法效率試驗研究Moreover, it sheds light on the free rider problems. then it proposes some suggestions to solve these issues respectively, such as signaling mechanism, screen mechanism and incentive mechanism. it is proved that good reputation and broad network can improve the efficiency of syndication
然後針對這些問題提出了相應的解決措施:如通過信息傳遞機制、激勵機制解決聯合投資中存在的逆向選擇與道德風險問題，並證明良好的聲譽和廣泛的關系網路可以提高聯合投資的效率。As a combination of ofdm with space - time coding technique, mimo - ofdm becomes more and more important in the future wireless communication systems, the mimo - ofdm system can not only effectively enhance the transmission rate and capacity of the wireless communication system but also greatly mitigate the effections of mufti - path fading and interfere
Mimo - ofdm技術將ofdm與空時編碼技術有機的結合在一起，能夠大幅度的提高無線通信系統的通道容量和傳輸效率，並能有效的抵抗多徑衰落、抑制干擾和噪聲。The state - of - art “ zhongwei ” series machines deliver stable performance in varied function with user - friendly operation ; the big output servo system applied assures low - noise, effective production of precise patterns, which are widely used in elegant mattress, cloth, cushion, sleeping bags and other bedclothes
本公司生產的「中威牌」系列電腦絎縫機造型美觀、布局合理、結構新穎、功能齊全、性能可靠、操作簡便易懂、效率高、噪聲低，採用大功率進口伺服系統，產品關鍵配件全部進口，使機器性能穩定、功能更強、精度更高；絎縫出來的花樣精確美觀，廣泛適用於高級床墊、服裝、靠墊、睡袋、床上用品等各種產品。A novel bi - directional dc / dc converter was introduced in the dissertation, which based on refer much converter data. the soft switching, phase - shifted pwm and bi - directional dc / dc converter hang together, depress circuit switch ullage and noise effectively, which provide condition to increase switch frequency, efficiency and reduce size and weight for the converter ; at the same, the converter have the virtue of structure compact, voltage and current stress small etc such as ordinary hard switch converter
本文作者在查閱國內外大量雙向dc dc變換器資料的基礎上，採用一種新型雙向dc dc變換器的拓撲結構，把軟開關技術和移相控制pwm技術以及雙向dc dc變換器技術有機結合在一起，有效地降低了電路的開關損耗和開關噪聲，為變換器裝置提高開關頻率、效率以及降低尺寸及重量提供了良好的條件。The soft switching, phase - shifted pwm and bi - directional dc - dc converter hang together, depress circuit switching loss and noise effectively, which provide condition to increase switch frequency, efficiency and reduce size and weight for the converter ; at the same time, it is proved the converter can achieve zvs in larger load variation, and the converter has the virtue of structure compact, voltage and current stress small such as ordinary hard switch converter
該變換器把軟開關技術和相移控制pwm技術以及雙向dc - dc變換器技術有機結合在一起，有效地降低了電路的開關損耗和開關噪聲，為變換器裝置提高開關頻率、效率以及降低尺寸及重量提供了良好的條件;同時，能拓寬零電壓開關的范圍，使變換器在較寬的負載變化范圍內都能實現軟開關。Acoustic mechanical efficiency
聲機械效率These characteristics and phenomenons have effect on the quality of gear pump, and it is difficult relatively to research them by theory. at present the research is limited to the phase of examination testing. theoretic research of the characteristics and the phenomenons of polymer gear pump are blank in china when the gear pump feeds the viscous polymer liquid of chemical flow with high temperature and high pressure
齒輪泵除具有流量和容積效率、扭矩和機械效率、功率和總效率等基本特性外，還存在著困油、噪聲和氣穴等現象，這些特性和現象直接影響齒輪泵的質量，對斜齒齒輪泵的這些特性和現象的理論研究難度較大，目前大多仍局限於實驗測試研究階段，而聚合物齒輪泵在輸送化工流程中的高溫、高壓的粘流態聚合物時特性的理論研究在國內基本還處于空白。On the base of studying imaging theory of lens, the imaging theory of laser confocal scanning microscopy was analyzed in detail in this paper, and the advancement of that the optical fiber was applied to the system was described ; on the base of completed the demonstration for whole project, the experiment scheme was designed ; the relationship between the main parameters of key devices and the resolution was deduced, and the requirements of coupling efficiency and vignetting effects to optical system was analyzed ; the design of optical system and the planar scanning controlling circuit was completed ; a new method was put forward to resolved the inherent non - liner scanning problem of the galvanometer scanner by using software liner controlling in circuit design, and the perfect planar scanning was realized ; at last the low noise, high multiple and non - distortion amplify circuit of photoelectric detector was completed
本文在透鏡成像理論的基礎上，系統、深入地分析了共焦掃描顯微成像的機理，論述了應用單模光纖的激光共焦掃描顯微成像系統的優點；進行了總體方案的論證，並設計確定了單模光纖激光共焦掃描顯微成像系統的總體方案；從理論上推導分析了解析度要求與試驗系統中相關器件主要參數之間的關系，分析了系統耦合效率和漸暈現象對光學系統的設計要求；完成了方案中光學系統和二維掃描控制電路的設計，並在電路設計中採用了用軟體解決檢流計式光學掃描器（振鏡）非線性問題的新方法，能夠實現較為理想的二維模擬掃描；完成了高增益、低噪聲和低失真的探測接收系統的設計和調試。A single station turntable, vertically - split box horizontally - draw type core machine is suitable for mixed core sand which regard hot - firming resin as bond, can make quality core. and it has the merits or easy operation, high productivity, low labor strength, reliable operation, low energy consumption, low noise etc. it is a ideal lot core making equipment
單工位、垂直分盒水平脫芯型射芯機，適合熱固性樹脂為粘結劑的芯砂混和料，能獲得高質量的砂芯，並具有操作方便、生產效率高、勞動強度低、運行平穩可靠、耗能低、噪聲小等優點，是理想的熱法制芯設備。It is important to evaluate accurately the longevity of the part by advance the efficiency of using ae method on detecting crack in fatigue test
改進及提高聲發射技術對疲勞試驗狀態下的裂紋檢測效率和精度，是準確評估直升機各重要構件壽命的關鍵。This model is represented by a superposition of gaussian beams, and can simulate the wave fields of planar or focused transducers radiating at oblique incident through a curved fluid - solid interface. the mgb model is highly efficient and can be easily implemented on an ordinary personal computer
該模型是由一系列高斯聲束疊加而成，可模擬直探頭和聚焦探頭水浸檢測斜入射時的聲場分佈，計算效率高，易於在個人計算機上實現。We got a new model centrifugal fan by the mathematics optimum design, experiment optimum design, lots of mathematics calculation and regress calculation in the paper. the efficiency of this new fan is increased 6. 44 % and the noise is reduced 4. 78db than that of the original fan
本文通過數學優化和試驗優化相結合的方法，並對實例經過大量的數學計算、試驗及回歸計算等得到了一種新型離心式通風機，該通風機比它的原型機（ 4 - 72no . 4a ）效率提高了6 . 44 ，比a聲級噪音降低了4 . 78db 。The winding - pipe machine principal - axis magnetism supporting system is a novel magnet mechanism device. it has many advantages including no mechanism abrasion, no pollution, high efficiency, wide application, noise free, long cycle life, and so on
管絞機磁性支承系統是一種新型磁力機械設備，具有無機械磨損、無污染、高效率、適用廣、無噪聲、長壽命等優點，有著廣闊的應用前景。O enhance operational efficiency of the existing ticketing system and to streamline the maintenance procedure, east rail will spend $ 16 million on the purchase of 38 new ticket vending machines, of which 12 will be equipped with braille and audible functions for the convenience of visually impaired passengers
為提高現有票務系統的運作效率及簡化維修程序，東鐵將耗資一千六百萬元購置三十八部設計新穎的自動售票機，其中十二部為點字發聲自動售票機，視障人士可透過售票機的發聲指示，輕易購票。On the exhibition of northeast asian new and high technology and product 2004, the vice mayor of shenyang city wang ying introduced to the attendances that on the schedule of shenyang city revolution and opening up ten fields can offer good cooperation opportunities to the other countries and areas of domestic enterprises, the complete automobile and spare parts manufacturing is one of this fields. shenyang automobile industry has special features also has the most brands in our country, such shenyang is also the deeply degree of opening up, bmw of germen, ge of american, hino of japan
專業人士表示，後置后驅車輛的重量集中於汽車的後部，發動機距驅動軸很近，因而驅動輪負荷大，啟動加速時牽引力大，且傳動效率高，燃油經濟性好發動機等主要部件後置有利於車身內部布置，車廂內的面積利用率高，且易於將發動機與車廂隔開，減少車廂內的振動和噪聲，乘坐舒適性良好。Presently, in the design of the ventilation and heat dispersion of the cabin, only necessary wind quantity is considered simply, while detailed mode and efficiency of the ventilation and heat dispersion are not considered too. so maybe the resource is wasted by the equipment, while noise is increased and stealth ability is decreased
目前，在機組艙通風散熱的設計中，只是簡單地考慮了散熱所需的風量，而沒有考慮通風散熱的具體方式和效率，這不但造成了整個裝備對資源的浪費，同時還增加了機組艙的噪聲和降低了機組艙的隱身能力。The rotational converter could not satisfy with the requirement anymore. compared with the rotational converter, asi is better in the efficiency, power density, reliability and electrical quality
與傳統的旋轉變流機相比， asi具有效率高、功率密度高、無噪聲、可靠性高、壽命長、供電品質好、維護方便等優點。Both the viscous friction and axial heat conduction are included in this model. the analysis presented the optimal regenerator structure parameters of a coaxial traveling - wave thermoacoustic prime mover
熱聲熱機的優化設計在熱聲網路模型的基礎上，設計和優化系統，調節系統中的聲場相位，提高熱聲熱機的效率。分享友人