水聲吸聲材料 的英文怎麼說
中文拼音 [shuǐshēngxīshēngcáiliào]
水聲吸聲材料
英文
underwater acoustic absorption material- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 吸 : 動詞1 (把液體、氣體等引入體內) inhale; breathe in; draw 2 (吸收) absorb; suck up 3 (吸引) a...
- 材 : 名詞1 (木料) timber 2 (泛指可以直接製成成品的東西; 材料) material 3 (供寫作或參考的資料) ma...
- 料 : 名詞1 (材料; 原料) material; stuff 2 (喂牲口用的穀物) feed; fodder 3 (料器) glassware 4 (...
- 水聲 : 1. [物理學]underwater sound2. (水發出的聲音) sound of water
- 材料 : 1. (原料) material 2. (資料) data; material 3. (適于做某種事的人才) makings; stuff
-
The noise constantly is not affecting our normal life, for example ; just repaired the family, to the quiet at dead of night building about the water pipe noise, has caused you to be unable normally to rest, the senior citizen, the neurasthenia, the heart was not specially good and so on the community, was is unable to rest, the saint porch company produced " the down - flow pipe sound insulation wrap " the product, fundamentally has solved this problem, this product has used the advanced sound insulation, the sound absorption, the material, passed through the specialized technical many years research development, and experimented after the beijing ten plots different levels owner, the sound - insulated effect achieved above 90 %, satisfaction rate reached above 99 %, did not have an example suit, received the owners universal welcome
噪音無時無刻不在影響著我們正常的生活,例如;一個剛剛裝修完的家庭,到了夜深人靜樓上下水管的噪聲,使你無法正常休息,特別是老年人,神經衰弱,心臟不好等群體,更是無法休息,聖軒公司生產的「下水管隔聲套」產品,從根本上解決了這個問題,此產品採用了先進的隔音,吸音,材料,經過專業技術多年的研究開發,並經過北京十個小區不同層次業主試驗,隔音效果達到90 %以上,滿意率達99 %以上,無一例投訴,受到業主們普遍歡迎。In this paper matlab and vb are used to build a software which can predict absorption coefficient ' s of the underwater anechoic coatings from these analytical models. finally, some algorithm of the single parameter minimization, nonrestraint nonlinear minimization and restraint minimization in the optimization design theory are studied. the formulas of absorption coefficient of these analytical models are object functions
本論文利用各種解析模型的聲學設計理論,使用matlab與vb軟體建立了一套水下消聲覆蓋層吸聲系數預報軟體,研究了最優化設計中單參數最小化、無約束非線性最小化和有約束最小化理論的一些演算法,利用現有模型的吸聲系數計算公式作為目標函數,初步優化了一些結構的材料參數。The paper analyzes its performance with the range of the content of gas former, expanding pearlite and water - cement ratio
文中對引氣劑用量、珍珠巖用量及水灰比對材料吸聲性能影響進行了研究與分析。A new type of sound absorbing materials mainly made from low alkaline cement and expanding pearlite has been investigated on the basis of sound absorption principle
摘要以低?水泥和膨脹珍珠巖為主要原料,輔之以分散性良好的增強劑聚丙烯纖維,研製出一種新型吸聲材料。1, product uses : wall panels, ceiling panels, fire panels, waterproof panels, boxes, etc., can be substituted for wood plywood so qiangqun, doors and windows shutter panels, furniture, etc., as well as by the need to reconcile painting, water painting, and processed into various types of panels face and can be used for the basement, air and mine, moist environment works, but also with a variety of heat preservation material composite, manufactured composite food warming plate 2, product characteristics : bolivia has a magnesium plates withstand high temperatures, fire, acoustic vibration, waterproofing curing, pest control, light corrosion, drug - free tasteless clean, the paint can be directly with noodles, available gas nails, direct, tiles, surface better color
1產品用途:墻板,吊頂板,防火板,防水板,包裝箱等,可替代木質膠合板做墻裙,門窗板門板,傢具等,也可根據需要做調和漆,清水漆,並可加工成各種類型的板面,同時可用於地下室,人防和礦井等潮濕環境的工程,還可以與多種保溫材料復合,製成復合保溫板材2產品特性:玻鎂板具有耐高溫阻燃吸聲防震防水防潮防蟲輕質防腐無毒無味無污染可直接上油漆,直接貼面,可用氣釘直接上瓷磚,表面有較好的著色性。Inside wall of pump chamber is adhibited with sound absorption material, equipped with double layer sound isolation door
水泵房等房間內壁貼吸聲材料。採用雙層隔音門。Material production recipes bittern mgcl from territories green roast bolivia glass cloth face paper other additives : sawdust product specifications : 2400 x 1200 x 8mm 9mm 10mm 12mm 2440 x 1200 x 8mm 9mm 10mm 12mm product features : bolivia has a magnesium plates withstand high temperatures, fire, acoustic, vibration, pest control, corrosion, non - toxic tasteless clean, direct, painting, directly onto face, available gas nails, direct, tiles, surface better color nature, high intensity, resistance bending a resilience and can be made, may sawn, may stick, decoration convenience
生產玻鎂板材料配方鹵水mgcl苦土青燒玻璃布面紙其他添加劑:木屑或珍珠巖產品規格: 240012008mm 9mm 10mm 12mm 244012008mm 9mm 10mm 12mm產品特點:玻鎂板具有耐高溫阻燃吸聲防震防蟲防腐無毒無味無污染可直接上油漆直接貼面,可用氣釘直接上瓷磚,表面有較好的著色性,強度高耐彎曲有韌性可釘可鋸可粘,裝修方便。The types of impedance transition and of composite resonant are now widely used, but the research in this area is not perfect. in this paper analytical means is used to study absorption coefficient ' s prediction models. diversified cavity structures and material parameters are analyzed in detail in order to the anechoic coalings " acoustical design
現代應用的吸聲層基本是阻抗過渡結構或復合諧振吸聲結構,但我國在這一領域的研究卻不盡如人意,針對水下消聲覆蓋層的吸聲系數預報及聲學設計問題,本論文利用多種解析方法研究聲學模型,並對各種模型的聲腔結構和材料參數做了詳細的分析,為消聲層的聲學設計打下了良好的基礎。分享友人