能見度儀 的英文怎麼說
中文拼音 [néngjiàndùyí]
能見度儀
英文
transmissometer-
Coating ' s transparent and abrasive characters are measured by spectrophotometer and abrasion instrument and sway pole sclerometer. as a result, lacquer ' s abrasion - resistant performance improved 100 % adding 15 % nano - alumina. nano composite coating improved pmma base 2. 75 times
用分光光度計、耐磨儀及擺桿硬度計測定了塗料的透明性和耐磨性,添加15 %的納米al2o3 ,塗膜的耐磨性能提高了100 % ,納米復合塗料對底材有機玻璃的耐磨性能提高了2 . 75倍,可見光透過率在80 %左右。Aom tells very instrument pilot under what visibility ( in terms of runway visual range ( rvr ) ) and or cloud ceiling can the aircraft take off, and under what visibility ( again in terms of rvr ) and visual reference can the aircraft continue the approach to land from the decision altitude ( for precision approaches, e. g. instrument landing system ( ils ) ) or from the minimum descent altitude ( for non - precision approaches ). there are a number of factors affecting the values of aom
機場最低飛行條件讓每名按儀表駕駛的飛行員知道,航空器在什麼能見度以跑道能見距離來說及或雲幕高度下才可起飛;以及航空器在什麼能見度以跑道能見距離來說及目視基準下,才可從決斷高度用於如使用儀表著陸系統的精確進場或最低下降高度用於非精確進場繼續進場著陸。The components, microstructure, luminousness, thickness and surface topography of the films were analysised via xrd, uv ? vis, xps, ellipsometric examination and stm. the photocatalytic properties of these fims are characterized by the decomposition rate of methylene blue or rhodamine b. the effect of sputtering power, temperature, o2 mass flow, bias, w - doping and sputtering time on photocatalytic properties are discussed
採用x射線衍射儀、紫外-可見光分光光度計、 x光電子能譜儀、薄膜厚度測試儀及掃描探針顯微鏡等測試手段,研究分析了薄膜的組分、結構、透光率、膜厚和表面形貌等。" with the implementation of the ifr procedures, pilots can utilise signals from ground navigation aids and fly along the designated ifr routes even when the visibility precludes visual flights. the regularity of the helicopter service between hong kong and macau is therefore improved, " the spokesman said
他說:儀表飛行規則程序獲準使用后,即使能見度低至不可能靠目視飛行,飛行員仍可根據地面導航儀器所發出的信息,以設定的儀表飛行規則路線飛行,令來往港澳之間的直升機服務更有規律。All my samples with good orientation are prepared by rf sputtering. then we invest surface morphology and crystal structure, optical and electrical properties of zno films by afm, xrd, hall testing, ultraviolet - visible spectrum photometer and xps et al. zno films are fabricated on gaas substrate
本文用射頻反應磁控濺射制備了高度c軸擇優取向的zno薄膜,採用原子力顯微鏡( afm ) 、 x射線( xrd ) 、 hall測試儀、紫外?可見分光光度計和x光電子能譜等分析測試手段,研究了樣品的表面形貌、晶體結構、光學和電學性能等。In the first part, the basic knowledge of particle scattering in meteorology and physics was introduced. the particles to be discussed include aerosol particles, fog droplets and raindrops and the em wave band in the discussion is near - infrared. in the second part, the mie theory was briefly reviewed and was applied to investigate the scattering characteristics of spherical atmospheric particles, the result shows that in the visibility measurement meter using forward - scattering method, when the working wavelegth is between 0. 8 m ~ 2 m, the scattering angle is between 25 ~ 40, the distinguishability and the relative scattering intensity would be better than those under other conditions. in the third part, the superellipsoid was used to describe a wide range of shapes such as spheres. ellipsoids and cylinders. an improved t - matrix method which can be used to calculate arbitry shaped particle ' s scattering field was introduced, and the scattering characteristics of non - spherical atmospheric particles was investigated with this method
計算結果表明,從相對散射強度、同一方向上不同粒子散射的可區分程度來看,在散射式能見度探測儀器中,工作波長介於0 . 86 m 2 m ,探測角度選取前向25度40度時,探測的結果將會是比較理想的。第三部分中,使用超橢球方程來統一描述各種非球形粒子的形狀,然後使用t矩陣方法計算了一些形狀的非球形粒子的近紅外散射特性。另外,在本文中還針對球形粒子的散射場提供了一種三維可視化方法,使對散射場強度的空間分佈的理解更加簡單,直觀。It gives the hardware and softeware design of the temperature measure diagnose system of diesel enging ordinary failure. the hardware includes a infrared temperature measure appratus which contains memory and communication unites -, a data analysis computer which is used to analysis the data from the temperature measure appratus and gives the result report. the software includes modules such as comunicatio data analysis result print and operation interface between man and computer. it uses basic computer language which is easy to the users, the data communication instead of the data input with hand avoids the disadvantage of man and the erro of man
本文給出了柴油機常見故障測溫診斷系統的軟體系統和硬體系統的設計方法,硬體系統包括溫度檢測用的紅外測溫儀(具有數據存儲和數據通訊功能,可以很方便與上位計算機構成數據分析的診斷系統,在機車現場中操作十分方便)及用於數據處理的計算機系統(數據分析和報表) ;軟體系統採用basic語言開發了用於對紅外測溫儀數據讀取、分析和存儲並給出故障診斷結果的程序,具有代碼簡便、容易掌握和界面友好的特點,容易被現場工作人員接受。Prepared technical parameters were optimized by l9 ( 34 ) experiment analysis. a unique method for cleaning and drying of substrate - cleaning used by scour, drying used by infrared light was fished out by large numbers of experiment. chemical mechnism of zno thin film prepared by sol - gel technique was discussed by dta for the first time. by the measurements of sem, xrd and uvs, the thin film was analysed. the result proved that the thin film with strongly preferred orientation of c - axis perpendicular to the substrate surface which surface was homogenous, dense and crackfree was the crystalline phase of hexagonal wurtzite. the thin film was composed of plentiful asteroidal crystal which crystal dimension approximately 10 30nm. the average transmittance of thin film in visible region was above 90 %. the results of measurements else also proved that the thickness of single dip - coating was 75 240nm, this films resistivity was found to be 3. 105 102 3. 96 105 ? cm. the thickness and resistivity of thin film influenced by dope - content, withdrawal speed, pre - heat - treatment, anealing were reseached respectively
利用xrd 、 sem以及uvs光譜儀等分析方法對薄膜進行了研究,結果顯示,所制備的薄膜為六方纖鋅礦型結構,具有高c軸擇優取向性;表面均勻、緻密,薄膜材料由許多星狀晶粒組成,晶粒尺寸大約為10 - 30nm左右;薄膜可見光透過率平均可達90 % ;對薄膜厚度以及電學性能進行了測定后發現:單次鍍膜厚度約為75 - 240nm , al ~ ( 3 + )離子摻雜型氧化鋅薄膜的電阻率在3 . 015 102 - 3 . 96 103 ? cm范圍內;分別研究了摻雜濃度、提拉速度、預燒溫度、退火溫度等工藝參數對薄膜厚度和電阻率的影響。Not only was man now able to see with measured precision independently of visibility, but he could now “ see ” such objects as aircraft at ranges far in excess of those possible even under ideal optical conditions with normal vision
人不僅可以不受視線(能見度)的限制而看得很精確,並且可以「看見」諸如遠方的飛機等物體,其距離遠遠超過用正常的視力並藉助于最理想的光學儀器所能達到的。Operating principle of visibility meter
能見度儀表的工作原理Information on visibility meter
能見度儀表資料Visibility meter at central
中環的能見度儀表To this end, an automatic visibility meter has been installed at central to provide visibility readings
中環的自動能見度儀表的安裝就是為了解決這個問題。Figure 1 the observatory s radar specialist mechanic is inspecting the visibility meter installed at central
圖一天文臺雷達機械師正檢查設于中環的能見度儀表Figure 3 dr. b. y. lee, assistant director of the observatory, explaining the operational principle of the visibility meter to the media at central pier
圖三天文臺助理臺長李本瀅博士在中環碼頭向傳媒介紹能見度儀表的運作原理The hong kong observatory has installed an automatic visibility meter at central to monitor visibility of the victoria harbour round - the - clock. starting from today october 12, real time data is made available on the following webpage on a trial basis
香港天文臺在中環安裝了一臺全自動的能見度儀表,廿四小時測量維多利亞港的能見度,實時數據由今日十月十二日起於以下網頁試驗性發放:The director of the hong kong observatory, mr c y lam, said the visibility meter at central together with the network camera previously installed provide a more comprehensive visibility information service to the public, marine and aviation community
香港天文臺臺長林超英說:天文臺在中環設置能見度儀表,配合先前安裝了的網路攝影機,為市民和海上及空中交通提供更全面的能見度資訊服務。As a matter of fact, three types of wear debris can be classified by the present software programmed in this research, that is, normal, spherical and cutting debris can be identified. by analyzing and processing the actual ferrograph of wear debris from a used oil sample, the experimental results show that the effects of automatic recognition are equal to those of manual recognition, and the automatization of ferrographical diagnosis has been realized simply and partly, which will be helpful to improve the intelligence of the digital ferrography system
通過對實際油樣中制取的圖譜進行分析與處理,結果表明,本系統可以實現對三種常見的磨粒進行識別,即對正常磨粒、球狀磨粒以及切削磨粒進行分類,驗證了該軟體的自動識別效果與人工識別相當,具有一定程度的智能效果,為鐵譜儀數字化系統打下了一定的基礎。In the present dissertation, nanocomposite thin films and extended molecular devices were prepared via the electrostatic self - assembly monolayer technique. the structures and the properties of the thin films were studied by uv - vis spectroscopy, x - ray diffraction spectroscopy, x - ray photoelectron spectroscopy, laser raman spectroscopy, atomic force microscopy, fiber optic experimental setups and so on. a novel fiber optic humidity sensor based on the self - assembled polyelectrolyte multilayer thin films was presented, and other thin film devices were also described
在對納米復合薄膜研究的重要性及自組裝薄膜技術的發展動態進行綜合分析的基礎上,開展了利用靜電吸附自組裝技術制備納米復合薄膜及廣義的分子器件的研究,採用紫外-可見光光譜儀、 x射線衍射儀、 x射線光電子能譜儀、激光拉曼光譜儀、原子力顯微鏡、光纖光學系統等研究了復合薄膜的結構與性能,研製了一種光纖濕度傳感器和其他薄膜器件。Remembered splendour, a colourless and manifold diluted repetition of what they had beheld in proud old london - we will not say at a royal coronation, but at a lord mayor s show - might be traced in the
在我們祖先們所制定的每年一度的執政官就職儀式中,還能窺見他們當年在古老而驕傲的倫敦我們妨且不談國王加冕大典,只指市長大人的就職儀式所看到的痕跡的重現,不過這種反映已經模糊,記憶中的余輝經多次沖淡已然褪色。分享友人