safety frequency 中文意思是什麼

safety frequency 解釋
安全頻率
  • safety : n. 1. 安全;平安,穩安,保險。2. (槍等的)保險器,安全瓣;〈口語〉低座腳踏車[自行車] (=safety-bicycle)。3. 安全設備,保險裝置。4. 【棒球】安全打。
  • frequency : n. 1. 屢次,頻仍,頻繁。2. (脈搏等的)次數,出現率;頻度;【物理學】頻率,周率。
  1. Fly field frequency control is a key to fly field safety

    飛場頻率管控對飛行安全極為重要。
  2. When go to a new fly field, it is not only a courtesy but also a safety measure to register your frequency and follow the frequency control procedures

    當您去一個新的飛場的時候,主動注冊您的頻率遵守頻管規程不只是一種禮貌,更是保障安全的必要做法。
  3. Luminaires that conform to the safety standard should bear proper markings of rated voltage, rated frequency, rated power, number and type of lamp bulbs, model number, mark of origin ( manufacturer nametrade mark ) and symbol for suitability or non - suitability for direct mounting on combustible surfaces where applicable

    符合安全標準的燈飾須有適當的標記,包括額定電壓、額定頻率、額定功率、燈泡的數目和類別、型號、原產地標志(製造商名稱或商標) 、是否適宜於直接安裝在可燃物質表面的標志等資料。
  4. Sar safety levels with respect to human exposure to radio frequency electromagnetic fields, 3 khz to 300 ghz ; amendment 2 : specific absorption rate limits for the pinna

    處于射頻電磁場3khz至300ghz的人體的安全等級.修改件2 : pinna的特定吸收率
  5. The kcrc east rail has recently been undergoing a number of improvements including the train refurbishment, station renovations, procurement of new electric multiple unit train sets, installation of new signaling and train controlling systems, etc. these would improve train frequency, safety and passenger comfort

    九廣鐵路東鐵最近完成多項改善工程,包括改建車廂、重修車站、購置全新的電動列車、安裝新的燈號設施及火車監管系統等,在火車班次、火車安全度及乘客舒適度等方面提高了服務水平。
  6. The identification and improvement of black - spot, as an important task of traffic safety management, are very effect measures to reduce the traffic accident frequency

    作為交通安全管理工作的重要任務,交通事故黑點的鑒別與改善是預防交通事故發生、減少交通事故損失的有效手段。
  7. A big part of freshmans don t know how their device is modemed or even the frequency, they usually begin work as soon as they reach the site, interference sometimes caused ; in fact remote controlled flying models are very suitalbe for colony games, knowing each other s frequency can benefit the safety and friends making, why not do that

    有很大部分的初學者不知道自己所使用設備的調制方式甚至頻率,到場就自己在一邊「埋頭苦幹」起來,往往由此引起干擾事故發生。其實遙控模型絕對是適合群體活動的休閑運動,難得有同好知己,到場就應相互點頭問候頻率,既可結交朋友又能確保安全,何樂而不為?
  8. The vibration of upper structure of bridge which caused by the dynamic action of vehicle pass the railway bridge may make the structural component fatigue and decrease the intensity and stability. the more vibration of bridge will influence the safety and stability of vehicles ; when the dynamic changing frequency of vehicle equal or approach to the free vibrational frequency of bridge, wh ich will make the resonance may intensify the response of bridge and vehicles

    列車動力作用引起橋樑上部結構的振動可能使結構構件產生疲勞,降低其強度和穩定性;橋梁振動過大可能會對橋上車輛的運行安全和穩定性產生影響;當列車的動力變化頻率與橋跨結構自振頻率相等或接近時,引起的共振可能會使車橋動力響應加劇。
  9. In recent years, with the rapid development of the millimeter - wave radar technology and the demand of the safety, anticollision radar system is being studied and used widely. the if ( intermediate frequency ) circuit and the digital signal processing are two important parts of it

    隨著毫米波雷達技術的日益成熟和人們對安全性的迫切需要,近年來,防撞雷達系統得到了深入研究和廣泛應用,如自動巡航控制、碰撞報警和防碰撞系統以及有待發展的雷達成像和汽車的自動駕駛系統等。
  10. Have been put into use and upgraded for many years, perfect quality and tehnology obtained day by day. introduced hot pressing high frequency adhesive equipment and high density sewing machines are used to make the body of airboat, the parts of the body is sewed together in high density before they are adhesived by hot high frequency, three strings used as safety belt are added to the body, the clothe for the body has been strictly examined to ensure no gas escaping

    遙控航空廣告飛艇艇身採用先進的進口導軌輥壓高頻熱合機及高密腳工業縫紉機承製。艇體在艇瓣熱合之前先用結實的線將合線緊密縫合,然後用高頻熱合機熱合,並在艇體上加制了三道束身安全腰帶,艇體布料經過嚴格的光透檢漏法嚴查,確保不漏氣。
  11. With the development of social economy and science technology, rf ( radio frequency ) card technology is more broadly applied by all kinds of trades, specially such as mass transit, wireless communication identify finance trade and safety - defend etc we use usually magnetic card or touch ic ( intelligent card ) in the past, but the shortage is that the card is read - write low efficiency frictional waste and short life, so that it ca n ' t guarantee the reliability of system for long term running

    隨著社會經濟和科技的發展,射頻卡技術越來越廣泛地應用於各種行業,特別是公共交通、無線通信、身份識別、金融交易和安全防衛等行業。過去,智能卡應用領域常採用磁卡或接觸式ic卡,但由於讀寫速度慢,易磨損,使用壽命短,無法保證系統長期運行的可靠性和方便性。
  12. Incorporation of kones mature escalator technology, advanced micro - computer control system, high strength truss structure, classical driving system, and completed safety devices, fully ensure our products safe, reliable, endurable and bring steady and comfortable riding. refine craftwork, fluent lines and elegant style form the combination of practical riding function and visual enjoyment. frequency conversion technology selected makes the escalator more energy - saving

    引進通力成熟的自動扶梯技術,採用先進的微機控制系統,高強度的桁架結構經典的驅動技術完善的保護裝置,使產品安全可靠耐用,乘坐平穩安靜舒適精緻的工藝流暢的線條優雅的造型,使產品兼有乘坐的實用功能與視覺的裝飾效果變頻驅動的選用,使產品省電節能,而室外型自動扶梯能經受各種氣候環境條件考驗。
  13. But it also bring some important questions which affect the safety and economy running of the units, such as frequency regulation, long running with low loads, electric equipment and assistant equipment friction, oil wasting etc. the text apply differential increcent rate of equilateral discharge to analyze deeply the economy of hydro - power plant according to the practice data of the plant, putting forward the resolvation, providing indeed the theoretic feasibility investigation of engineering

    但由此帶來的水電機組的頻繁調節、長時間帶低負荷運行以及電氣設備和輔助設備的磨損和油耗的增加等,都成為影響水電機組長期安全、經濟運行的不可忽視的重要問題。本文根據安徽陳村水電廠實際資料,運用等微增率方法對agc投入后水電站廠內運行經濟性作了深入的分析,提出了解決辦法,為在工程上真正實現提供了理論上的可行性研究。
  14. The new unit has following technical features : ( 1 ) the unit ' s load is balanced by means of the accumulator and hydraulic cylinder with special structure ; ( 2 ) the installed power of the unit can be reduced greatly by adopting the accumulator ; ( 3 ) variable frequency speed regulation ensures good energy saving effect, and the closed oil circuit requires less hydraulic oil ; ( 4 ) a bi - directional hydraulic lock in the oil circuit ensures the stability and safety of the operation of the pumping unit

    新型機具有4個技術特點: ( 1 )由於活塞柱塞式液壓缸的特殊結構和液壓蓄能器的配合使用,在平衡抽油機大部分載荷時,不需另外增加配重,可減小抽油機體積、質量和佔地面積; ( 2 )抽油機下沖程時,與活塞柱塞式液壓缸相連接的蓄能器吸收能量,上沖程時儲存在蓄能器中的能量補充載荷上行所需的能量,大幅度降低抽油機裝機功率; ( 3 )利用變頻容積調速節能效率高,閉式油路節省液壓油,同時大大減小液壓泵站的體積; ( 4 )在閉式油路中採用雙向液壓鎖可使抽油機的啟停更加平穩、迅速,其工作的穩定性和安全性更好。
  15. Signalling on low - voltage electrical installations in the frequency range 3 khz to 148, 5 khz and 1, 6 mhz to 30 mhz - portable low voltage decoupling filters - safety requirements

    頻率范圍3khz至148 . 5khz和1 . 6 mhz至30 mhz的低壓電氣設備的信號傳輸.便攜式低壓退耦過濾器.安全要求
  16. Abstract : for quick understanding the states of embedded places of instruments and their operation conditions so as to find and handle problems in time, by helping of some typical illustrations, the problems of drawing complex safety - monitoring engineering graphs are emphatically resolved using software excel97, including two longitudinal coordinate values versus a transverse coordinate datum for two curves in a same figure ; exchanging position of independent variable ( x ) and dependent variable ( y ) ; different start - points or frequency of data series and drawing displacement nonitoring network etc

    文摘:為使監測人員快速、及時了解儀器埋設部位的狀況及運行情況,發現問題及時處理,通過列舉典型例子,利用excel通用軟體,重點解決了繪制復雜安全監測工程圖表問題:即同一圖中兩條以上曲線分別對應兩個不同縱坐標;自變量與因變量位置交換;數據系列起始點或監測頻次不同;變形監測控制網繪制等。
  17. Outside the series the multi - purpose safety mask may install the belt to decide burnt or the zoom lens ccd camera, the roof panel opens the type for the spring assistance before, behind connects with the lock catch ; the base has the electric cable gland which two may adjust, facilitates installs the power source and the video frequency line

    Kl - 8012系列室外多功能防護罩可安裝帶定焦或變焦鏡頭的ccd攝像機頂蓋為彈簧輔助前開式,後部用鎖扣連接底部有兩個可調節的電纜密封套,方便安裝電源和視頻線。
  18. The results indicate that the natural frequency of vibration of multispan stone arch bridge is closely packed and it has adequate safety allowance

    研究結果表明,多跨度石拱橋作為一個整體,其自振頻率較為密集,橋梁具有足夠的安全裕量。
  19. Service charges for use of the very high frequency communications facilities and secondary surveillance radar data to enhance safety and improve operational efficiency

    租用甚高頻通訊設備及二次監察雷達數據的服務費用以加強飛行安全及運作效率
  20. To assure that the hybrid ds - fh spread - spectrum communication mode has better capability of information safety and inference suppression, i bring forward a design scheme of ds - fh spread - spectrum communication system and solving effectively the crucial problem such as how to choose the user address, how to choose the hopping frequency and how to avoid the collision of the frequency which is used by different users at the same time

    為保證系統可靠、有效地工作,本文提出了一種ds - fh混合擴頻系統的設計方案,並且有效地解決了系統的用戶選址、頻率選擇和頻率碰撞等關鍵問題。通過系統設計模擬證實了ds - fh混合擴頻系統具有優于ds系統的抗干擾性能,並在一定程度上提高了系統的抗遠近效應能力。
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