泄漏通道 的英文怎麼說

中文拼音 [xièlóutōngdào]
泄漏通道 英文
leakage path
  • : Ⅰ動詞1 (液體、氣體排出) let out; discharge; release 2 (泄露) let out (a secret); leak (new...
  • : Ⅰ動詞1 (從孔或縫中滴下、透出或掉出) leak; drip 2 (泄漏) divulge; disclose; leak 3 (遺漏) le...
  • : 通量詞(用於動作)
  • : Ⅰ名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
  • 通道 : thoroughfare; passageway; pass; enterclose; gallery; drong; tunnel; avenue; alure; way; row; key ...
  1. Test results show that under 2 - tone test in 5mhz tone spacing, the power amplifier system achieves - 50dbc imd3 with 20w output power, improved 20db in imd3 compared with the one without linearity. estimated value of aclr comes to 53db, which satisfies the 3gpp requirement for wcdma base - station transistor. further tests with alterative input power indicate a steady suppression to the imd3 controlled by the adaptive system

    測試結果表明,自適應前饋功放系統在雙音輸出功率20w時三階交調系數小於- 50dbc ,鄰抑制比( aclr )的估算結果大於53db ,在理論上滿足3gpp對wcdma基站發射機的指標要求。
  2. The carrier wave is modulated directly by the baseband signal at several frequency point in l band and s band. firstly, this paper clarifies the theory of i / q modulation, elaborates evm and acpl, and analyzes the effect of amplitude and phase unbalance and dc offset on evm. secondly we review the basic principle of phase locked loop and it ’ s composing parts, including the basic conception and design method of pll frequency synthesizer, especially introduce the charge pump pll frequency synthesizer in detail

    首先,在闡述i / q正交調制基本原理的基礎上,過對誤差矢量和鄰近功率的詳細分析,定性、定量地討論了各種非理想電路因素(如相位不平衡、幅度不平衡、直流偏差等)對調制器性能的影響;其次,介紹了鎖相環的工作原理和基本組成部分,包括鎖相環的設計和環路濾波器的設計,特別詳述了電荷泵鎖相頻率源;第三,介紹了採用直接調制技術模擬衛星信號的射頻前端的設計;最後,對整個直接射頻調制系統進行測試,結果基本上達到了課題要求。
  3. Ptfe is one of the most corrosion - resistant materials in the world. however it has defects such as the hot expansion and cold contraction rate is10 times larger than that of steel and the original cold fluidity ( creeping ) etc. therefore, as temperature increases, ptfe extends so excessively that it would collapse and then block the flow of media ; as temperature decreases, ptfe contracts so excessively that it would be ripped and then cause leakage

    Ptfe是當今最耐腐蝕的材料之一,可它被製造成襯里的時候,會存在熱脹冷縮比鋼鐵十多倍及固有的冷流性等缺陷,致使ptfe襯里管、設備,在使用過程中,溫度高時, ptfe襯里層會伸長過多而內癟,阻塞了介質流;溫度低時, ptfe層會收縮過大被拉裂而
  4. But as our southeast asia correspondent jonathan head reports the leaks are not regarded as very serious

    但是正如我們的亞洲東南地區訊記者喬納森報的,事故並非非常嚴重。
  5. Seat ring is seal welded to eliminate leak path

    閥座環過密封焊接,消除泄漏通道
  6. One - piece has no potential body leak path, but requires use of reduced port ball ; thus, significant pressure drop. not repairable

    整體式:沒有潛在的閥體泄漏通道,但是要求採用縮徑流球體;因此,壓降明顯。無法維修。
  7. Seat rings : seat rings are seal welded to eliminate leak path behind rings and for long trouble - free service. the surfaces are precision ground to fit accurately with the disc

    閥座環:閥座環境過密封焊接,可消除環后的泄漏通道,延長無故障工作的壽命。表面經過精密研磨以精確配置閥瓣。
  8. Basing on the laws, the paper applies the pressure - flow distinguishing method into the pipeline leak detection, and through using the method of detecting the time of pressure fall

    結合此規律,將壓力流量聯合判別法應用於管檢測中,並過捕捉壓力波的突降時刻進行管點定位。
  9. The complex vortex system structure and shock wave system structure inside this rotor is obtained. wall flow patterns on the blade surface and hub surface are found out. the complex vortex system structure, such as horseshoe vortex, passage vortex, corner vortex and trailing vortex, and the interaction with shock wave system are researched. especially, the character of the tip clearance flow inside the rotor passage is revealed, and the interaction between shock wave and tip clearance flow near blade tip and the evolution of tip clearance flow are considered

    給出了葉片表面及輪轂面上的壁面流型,分析並揭示了轉子葉內的馬蹄渦、渦、角渦、尾渦等復雜渦系及其與激波的相互干涉;特別是,分析並揭示了轉子葉內頂隙射流的特點,得到了頂隙附近激波與流動的干涉形態及流動的發展,並著重給出了其與激波的干涉形態。
  10. A new compact pipeline leak detection and location monitoring system with the gprs wireless communication technology

    微型gprs無線數字訊管檢測系統微型gprs無線數字訊管檢測系統
  11. The velocity change of negative pressure wave generated by pipeline leak during the process of transmission is analyzed, the formula of wave velocity changing with temperature is deduced, and the pipeline leak positioning problem is transformed into a function optimization problem

    摘要過分析管產生的負壓波在傳播過程中速度的變化,推導出波速隨溫度變化的公式,並將管點定位問題轉化為函數優化問題。
  12. With the changing of the pressure of water - filled pipe, diameter of leak hole, distance of propagation, the energy and spectrum of pipe leak signal will change. based on this system, these laws were researched by means of experiment

    過對充液管聲發射檢測實驗,研究了聲發射信號的能量和頻譜隨壓力、孔徑大小及傳播距離變化的規律; 2
  13. Leaks are detected by sensing the conductivity of the contaminated fluid through the moisture detection probes located in the motor seal chamber and stator housing

    當污水過位於電機密封腔和定子外殼的潮氣探頭時,其電導率被檢測到,從而檢測的發生。
  14. Ventilation for buildings - ductwork - strength and leakage of circular sheet metal ducts

    建築物的風.管系統.圓薄金屬管的強度和
  15. Various data compression techniques are studied and summarized in this paper, including the traditional and the newly developed techniques, then analyses the features of pipeline leak signals, such as the mechanism of production, entropy and correlation coefficient, are analyzed, and finally a universal and low - complex lossless compression algorithm is proposed and implemented in the pipeline leak detection and location system

    本文研究和總結了國內外傳統和最新發展的各種數據壓縮技術,然後分析了管信號的特徵,包括管信號的產生機理、信息熵和相關系數,提出了一種適合於管檢測定位系統的用、低復雜度的無損壓縮演算法。
  16. Aim at the problems mentioned above, we studied the distribution of temperature field of buried pipelines in this paper, based on these studies we ulteriorly analyzed the temperature field ' s distribution under conditions of pipeline leak, and calculated the leakage through analyzing the changes of temperature field around the leak point

    針對上述問題,本文研究了埋地熱力管周圍溫度場分佈情況,在此基礎進一步分析了埋地熱力管情況下的周圍大地溫度場分佈情況,並點周圍大地溫度場的變化情況來判斷影響半徑。
  17. Nasa - 37 transonic and nwpu - 1 subsonic rotors are calculated by using this program. results of calculation indicates that this program can admirably simulate rotor rows flow in axial compressors and distinguish passage shock, leakage vortex path and separation of boundary layer

    用該程序分別計算了nasa - 37跨音速轉子和nwpu - 1亞音速轉子,計算結果表明本文建立的孤立轉子程序能夠較好的模擬軸流壓氣機葉片排內流動情況,能夠有效的捕捉激波和間隙渦軌跡以及葉片附面層的分離。
  18. One - piece has no potential body leak path, but requires use of reduced port ball ; thus, significant pressure drop

    一件式結構沒有潛在,但是要求採用縮徑埠的球體;因此,具有明顯的壓降。
  19. Some digital technology are applied to this system, such as pocket pc data processing system and gprs wireless communication system. the monitoring system has the advantage of compactness, easiness of installing and fast speed of communication. the pipeline leak detection and location monitoring system can be widely applied to water pipeline, oil pipeline and gas pipeline

    介紹了一種新型的管檢測定位報警系統,該系統應用了掌上電腦數據採集分析系統gprs無線數字訊系統等數字化信息化技術,使得檢測單元具有體積小,安裝簡便和數據傳輸快捷並且佔用訊資源少等特點,這種新型的管檢測定位報警系統可以廣泛應用於輸水輸油和輸氣的管
分享友人