噪音級 的英文怎麼說
中文拼音 [zàoyīnjí]
噪音級
英文
noise level-
The press is ingenious in design, hign quality in materials, with features as fine workmanship, handsome appearance, compact structure, higher work pressure, lower work noise, and equipped with single skip. controlled temperature, electric autotimer, so that it will be reliable is operation and easy to repair
本機設計精巧，用材講究、製造精良、造型美觀、結構緊湊，傳動部分採用大功率雙向電磁離合器，可連續工作，也可單獨工作，且有壓力大、噪音小、單級跳位、溫度自控、電子式時間繼電器延時，操作安全可靠、維護保養方便等優點。Product : tachometer 、 stroboscope 、 surface speed mter 、 anemometer 、 sound level meter 、 moisture meter 、 grain moisture meter 、 thickness meter 、 coating thickness meter 、 humidity meter 、 dew point meter 、 temp. meter 、 lux meter ect
主要產品：主要產品：轉速表、風速表、聲級計、 （噪音計） 、水份儀（水分儀） 、溫濕表、露點儀、測厚儀、塗層測厚儀、溫度表、照度表、頻閃轉表等。Noise level measurement in sound systems
音響系統中的噪聲級測量The lg series pump is single - suction multi - stage segmental vertical centrifugal pump for use in handling water supply and drainage in high rising buildings, industrial, mining and municipal applications, make - up water in chemical plant, water circulation in low - pressure boiler
本系列泵是立式、單吸、多級分段式離心泵，具有結構緊湊、噪音低、佔地面積小、重量輕等優點，主要用於高層建築的生活供水，工礦企業、市政工程給排水，化工流程補給水，以及低壓鍋爐循環用水等場合。This paper gives a brief introduction of the formation mechanism of sma and the handing property of pavement from the aspects of theory and research. at the same time, this paper also studies the effect of aggregate size on road - related performance in some different grads. except, it also having inspected to use the sbs, the pe and the combination material of sbs and pe to analyze the influence to the function of material road
瀝青瑪蹄脂碎石混合料（ sma ）以其溫度穩定性好、抗滑性能優良、低噪音、使用耐久等優點在公路建設中越來越受到重視，本文對sma組成特點，強度形成機理與路面使用性能從理論和試驗研究角度進行論述，並針對不同級配的瀝青瑪蹄脂碎石混合料，分析了粗、細集料的粒徑變化對其路用性能的影響，同時也考察了用sbs 、 pe 、 sbs和pe復合改性后的瀝青結合料對混合料的路用性能影響。Air conditioners, heat pumps and dehumidifiers with electrically driven compressors. measurement of airborne noise. determination of the sound power level
帶電動壓縮機的空調器熱力泵和除濕器.機載噪音的測量.噪音等級的測定Product info : the vibrating screen with circular motion is specially designed for quarry to separate crushed stone material into different sizes, and is dressing, cibstruction matefial, elecric and chenueal industies. it has a feature of advanced structure, powerful vibrating forces, low vibration noise, easy maintenance, high durability and etc
上海林滬實業有限公司專為採石場篩分料石設計生產的「山友」牌系列振動篩，運動軌跡呈圓周，也可用於選煤選礦建材電力及化工部門等作產品分級用，本公司產品具有結構先進激振力強振動噪音小易於維修堅固耐用等特點。Liquid pumps and pump units - noise test code - grade 2 and grade 3 of accuracy
液壓泵和泵組.噪音測試規程. 2級和3級精度Liquid pumps and pump units - noise test code - grade 2 and 3 of accuracy ; german version en 12639 : 2000
液體泵和泵部件.噪音試驗規程.精確性2級和3級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 。Electronic no - grade timing, automatic constant high temperature, constant energy relay control and it is stabilization and reliable, long life and less noise
電子無級變迅自動高溫，固能繼電器控制，穩定可靠、壽命長、低噪音。Testing of acoustics in buildings ; airborne impact and sound insulation ; measurement of level difference
建築物聲學檢驗.氣載噪聲和隔音.第6部分:噪聲級差測The predicted noise level is at least 1 db more than the prevailing traffic noise level at the time before the works to construct the road were commenced
預測中的新建道路噪音水平必須最少比該區在建路工程進行之前的交通噪音聲級高1分貝a 。It process documents not only based on latent semantic analysis, but also based on text multilevel dependency structure. the method first analysis the latent semantic structure of texts, make single value decomposition on text - matrix, reconstruct the semantic matrix ; then a method based on text multilevel dependency structure is adopted, deeply analysis the content of the semantic matrix, abstract the important sentences to generate abstraction and make up the shortage of latent semantic analysis on structure and syntax
首先通過對文本進行潛在語義分析，對文本矩陣進行相應的奇異值分解，重構語義矩陣;然後採用基於篇章多級依存結構的文摘分析方法，對重構的語義矩陣表示的文本內容進行深入的分析，抽取重要的句子生成文摘，這樣就彌補了潛在語義分析在詞法和句法分析上的不足;同時過濾和去除了語義噪音，縮小了問題的規模。The second level mitigation activities is the use of permanent or movable noise barriers of 3. 5 to 4 metres high in addition to the use of quiet equipment
第二級緩解措施是除了使用低噪音設備外，還採用3 . 5至4米高的固定或流動隔聲屏障。Specification for sound level meters for the measurement of noise emitted by motor vehicles
機動車噪音測量用聲級計規范The epd will, in practice, respond to complaints lodged by members of the public and compliance with the acceptable noise levels will be required only after a noise abatement notice has been served
環保署一般?會在接市民投訴時並於查明確鑿下，方會發出消減噪音通知書，繼而令有關人士遵守該項可接受的噪音聲級的規定。Electronic no - grade timing, automatic constant temperature, alternating current ( ac ) contactor controlling, direct spray cooling machine, hot air machine which can be adjusted 1 - 3 gear, and it is stabilization and reliable, long life and less noise
電子無級調速，自動恆溫，交流接觸器控制，直射冷卻風機，熱風機可調1 - 3擋，穩定可靠、壽命長、低噪音。All akula game interfaces are the same. their weapons, top speed and noise levels differ
所有的阿庫拉游戲界面都是一樣的。他們的武器、最大速度和噪音級別是不同的。Located at sungei buloh and built at a cost of rm20 million, the oyl research and development centre has 11 test rooms to simulate various test conditions from the intense heat and humidity of a desert to the freezing environment
奧維爾研究與開發中心的承建成本達2千萬零吉，它設有11所測試間，測試噪音級和各類的模擬測試包括從沙漠的強烈酷熱和濕氣至凝結冰塊超冷環境的測試。分享友人