消聲板 的英文怎麼說
中文拼音 [xiāoshēngbǎn]
消聲板
英文
muffler plate-
Noise of a running train will be mitigated by low vibration track, floating slab track, train skirts and a multi - plenum system to attenuate airborne noise at source
為減低列車經過時所產生的噪音，支線的路軌會裝置彈性底板及浮動平板，列車亦會裝上裙邊及多重隔音系統，以消減因結構震蕩而產生的聲音。Scarlet, whose room lay across the hall from her mother ' s, knew from babyhood the soft sound of scurrying bare black feet on the hardwood floor in the hours of dawn, the urgent tappings on her mother ' s door, and the muffled, frightened negro voices that whispered of sickness and birth and death in the long row of whitewashed cabins in the quarters
斯卡利斯特的屋子正對著母親的屋子，她在襁褓中，就常在黎明時分聽見光著腳板的黑奴在硬木地板上匆匆跑動的聲音，聽見在她母親房門上急促的敲打聲，聽見那驚惶壓抑的嗓音，那是黑奴在訴說在那一長列下等人居住的白色小屋裡誰家生了孩子，誰家有人生病，或是誰家死了人的消息。The gasman was at his post amid an intricate arrangement of cocks ; a fireman, leaning against the side lights, was craning forward, trying to catch a glimpse of things, while on his seat, high up, the curtain man was watching with resigned expression, careless of the play, constantly on the alert for the bell to ring him to his duty among the ropes
管煤氣燈的工人一直忠於職守，呆在裝置復雜的煤氣燈光控制板旁邊一個消防隊員倚在一根撐架上，脖子伸得長長的，想看看演出拉幕工坐在高處的一張凳子上，一直守在自己的崗位上，一副盡心盡責的樣子，他對演出的戲一無所知，他在等鈴聲一響，就去拉幕繩。Design of resonance board composite sound deadening
共振微孔板復合型消聲器設計In 2000 passed theiso9001 quality system authentication, the main camp product includes : the filter, filters the separator, the oil - water separator, thesilencer, cuts shui qi, the respiration valve, the fire resistance, the hydraulic pressure safety valve, kong leijian, the metal vlexiblehose, the ripple compensator, fluctuates under the oil installment, the pot the sampling, the crane tube, lightly falls the springboard, the steel structure trestle, the liquid level indicator, the oilinterceptor, the heater, regards product and so on boundary
2000年通過了iso9001質量體系認證，主營產品有：過濾器、過濾分離器、油水分離器、消聲器、切水器、呼吸閥、阻火器、液壓安全閥、孔類件、金屬軟管、波紋補償器、浮動出油裝置、罐下采樣器、鶴管、輕落跳板、鋼結構棧橋、液面指示器、阻油器、加熱器、視境等產品。This directs a waveform toward the floor, which bounces back up and interacts with the vibrating bottom head to cancel or emphasize certain frequencies
這個直接向著地板去的聲波將被反彈上來並且會對底面鼓皮的震動造成相消或加重某些頻率的影響。1 drawer fronts are at least 3 / 4 inch thick with double wall construction, painted prior to assembly and sound deadened
抽屜面板有3 / 4英寸厚，兩層結構。裝配前各面噴塗完畢，抽屜內有消聲材料。It is the propose of this paper to develop a method to reduce the noise level of ma60 apu without more weighting and other infection on airplane. to accomplish this object, a new type of micro perforated absorber is used
針對新舟60飛機apu本身的結構和環境特性，我們採用一種新興的環保型消聲材料-微穿孔板為上要吸聲結構完成降噪設計。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。Air filtration portfolio, air filters, valve, oil mist machine, filter valve, oil mist separator, micro - mist separator, stability activated solenoid valve, pressure gauge, micro - valve and vacuum valves, links the release of the closure - pressure valves, and pipe connection, a one - way valve, t - shelves, shelves, brackets, diaphragm - type flow switches, blades type flow switches, further growth actuator, the valve lock, precision valve, pressure switches, mechanical pressure switches, pneumatic control ratio positioning devices, and electric - gas ratio positioning devices, and telecommunications - pressure converters, electro - pneumatic proportional valve, filter valve, shuttle valve, gas - electric relay and gas indicator, delay pneumatic valve and cylinder fcl, plumbing fcl, mufflers and exhaust cleaner, the excess flow valve with silencer, a one - way valve, rapid valve, rapid joints, rapid valve with fcl, rapid joint sub - cluster gas, micro joints, gas pipes, pipe from the devices, and helical coils, pipes, channels, scissors, multiple fastener, high - speed rotary joint, 10000 threaded joints, and insert the tube joints, rotary joints began, 68. 25 rapid joints and hoses, hose fittings and rapid non - electrostatic
空氣過濾組合空氣過濾器減壓閥油霧器過濾減壓閥油霧分離器微霧分離器穩定啟動電磁閥壓力表微型減壓閥減壓氣閥三通釋放式截流閥壓力開關管接頭單向閥t型隔板隔板托架膜片型流量開關漿葉型流量開關增速繼動器鎖定閥精密減壓閥壓力開關機械式壓力開關氣控比例定位器電-氣比例定位器電訊號-氣壓轉換器電-氣比例閥過濾減壓閥梭動閥氣-電繼電器氣源指示器氣動延時閥氣缸限流器管道限流器消聲器排氣潔凈器限流閥帶消聲器單向止回閥快速排氣閥快速接頭快速排氣閥帶限流器快速接頭集束分氣微型接頭氣喉管喉管脫離器螺旋管排管管道剪刀多管扣件高速旋轉接頭萬用螺紋接頭插入式管接頭旋式緊鎖接頭難燃性快速接頭和軟管不帶靜電快速接頭和軟管( 2 ) based on the wave equation in the acoustic fluid space and the theory of thin - wall structure, the non - symmetrical coupled structure - acoustic dynamic equation without damping is studied. the non - symmetric system of the finite element model for coupled structure - acoustic response is solved by the conjugate subspace iteration method
由聲空間波動方程和薄板理論出發，對聲場?結構耦合系統的模態分析提出了有限元數值方法，採用共扼子空間迭代法對非對稱特徵方程進行處理，採用靜凝聚法消除質量矩陣的奇異性。If the drums will be set up on the floor itself, a carpeted floor cuts down on reflections ; a hardwood floor will allow sound waves to bounce back up into the drums, possibly causing phase cancellations
如果鼓架在地板上，鋪著地毯的的地板會阻止反射聲；硬木地板會讓聲波向上反射回鼓組中，從而很可能引起相位消除現象。At last, the test for the ma60 apu noise with the micro perforated absorber is present in this paper. experiment results show that an obvious reduction has be obtained using this micro perforated absorber
最終將微穿孔板消聲器安裝到新舟60飛機apu的排氣管道上在飛機場進行現場測試，得到了滿意的降噪結果。Let us hasten to say that in private the genial side descended to the level of the other, so that generally the indulgent man disappeared to give place to the brutal husband and domineering father
我們得趕快聲明一句，在內心，那副笑嘴笑臉常常消失而露出那副死板的面孔來的所以我們經常見不到那個寬厚大度的人而只見到那殘酷的丈夫和專制的父親。In addition, the paper presented the influence of different shutter positions to the simple expansion cavity muffler
此外，研究了不同穿孔板位置對簡單膨脹腔消聲器排氣噪聲的影響。( 1 ) crews management on one voyage ( 2 ) cargo handling on one voyage ( 3 ) drill assign and assessment on one voyage ( 4 ) business about inspection and repair on one voyage ( 5 ) maritime affair reports, statement ( 6 ) voyage report ( 7 ) vessel ' s certification management ( 8 ) naviaids, navibooks, charts, communication equipment ( 9 ) life - saving, fire - fighting, anti - pollution equipment management ( 10 ) psc, ism serials documents ( 11 ) others. mean while, this paper discussed some notice of such researching, and point out that we have to face a lot of problem if we bring it into navigation. farther, on the basis of the configuration and functionality of it in shipping, based on the relationship of navigation it and some related navigation technologies, e. g
（ 1 ）航次船員管理（ 2 ）航次貨物管理（ 3 ）航次演習管理（ 4 ）航次檢驗與修理管理（ 5 ）航次事故報告管理、海事聲明、船長聲明（ 6 ）航次報告、財務管理（ 7 ）船舶證書管理（ 8 ）助航儀器、資料、海圖、通信設備管理（ 9 ）救生、消防、防污等設備管理（ 10 ）港口國檢查、 ism系列文件模板（ 11 ）其它在線輔助與應急計算操作平臺文章同時對本論題研究工作應注意的問題作了較為祥盡的闡述，指出當前將it技術引入航海活動，尚需克服不少困難和解決不少問題。Australian waste management association calls for recycling, saying that each family can reduce the equivalent of 7200 km less driving per year by recycling one bin - full of cardboard and paper every two weeks
澳洲廢物處理公司呼籲回收，聲稱每個家庭只要每隔兩星期回收一整櫃的硬紙板與廢紙，就能減少相等於開車七千二百公里所消耗的能源。The impact on the muffler performance is realized by the high - speed pulsation gas flow, which regenerates noises and strikes the acoustic elements of the muffler such as the pipe run, the body case and the separator plate to arouse the vibration radiated noise
氣流影響消聲器性能的主要原因是發動機排氣的高速脈動氣流再生噪聲，其次是這種氣流會沖擊消聲器的管路、殼體、隔板等聲學元件，進而激發振動輻射噪聲。It will exert resistance and damping force to the torque motor armature, so that the dynamic performance, especially the stability, of flapper - nozzle servo - valve can be improved. the self - excited oscillations and noise can be removed. at the same time, as magnetic fluid has a higher magnetic permeability, the efficiency of torque motor magnetic circuit can be improved
由於磁流體具有的較大磁導率和較大的磁化強度，把磁流體添加到伺服閥力矩馬達的工作氣隙中，可提高伺服閥力矩馬達的磁迴路效率，增加伺服閥的阻尼，從而改善噴嘴擋板伺服閥的動態特性，抑制及消除其自激振蕩和噪聲。分享友人