管道阻抗 的英文怎麼說

中文拼音 [guǎndàozǔkàng]
管道阻抗 英文
pipeline impedance
  • 管 : Ⅰ名詞1 （管子） pipe; tube 2 （吹奏的樂器） wind musical instrument 3 （形狀似管的電器件） valve;...
  • 道 : 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） ...
  • 阻 : 動詞（阻擋; 阻礙） block; hinder; impede; obstruct
  • 抗 : Ⅰ動詞1 （抵抗; 抵擋） resist; combat; fight 2 （拒絕; 抗拒） refuse; defy 3 （對等） contend with...
  • 管道 : [工業] pipeline; channel; tunnel; piping; canalis; pipe run; duct; conduit; conduit pipe; ducting...
  • 阻抗 : [電學] impedance
  1. Practice for electrical impedance, induction, and skin effect heating of pipelines and vessels

    管道和容器的電阻抗電感和集膚效應加熱的規程
  2. Electrical impedance, induction, and skin effect heating of pipelines and vessels, recommended practice for

    管道和容器的電阻抗電感和集膚效應生熱的推薦規程
  3. So far, six kinds of medicines are authorised to be applied to the treatment of hypertension by the world health organization ( who ), including diuretics, - receptor blocking agent, - receptor blocking agent, angiotensin receptor antagon, calcium channal blocking agent and angiotensin converting enzyme inhibitors ( aceis )

    目前，世界衛生組織（ who ）批準用於治療高血壓病的一線藥物主要有利尿劑、受體阻斷劑、血管緊張素轉換酶抑制劑（ acei ） 、鈣通道阻滯劑（ caa ） 、受體阻斷劑、血管緊張素（ ang ）受體拮抗劑等六大類。
  4. Therefore, the fluid sound propagation of the leakage pipes is studied, according to the acoustic impedance characters

    文中從聲學的角度出發，分析了漏損點的聲阻抗特性，並對漏損管道內流體的聲傳播進行了研究。
  5. Precise locating needs to detect the acoustic signal of the pipe leaks that has close relationship with the acoustic impedance of the leaks

    準確定位漏點須對漏損管道的聲信號進行研究，而漏損管道的聲信號與漏損點的聲阻抗密切相關。
  6. The surges in the throttled, simple, downriver throttled and simple and differential surge tanks and the calculating method of the waterhammer pressure in pipe systems have been studied through the theoretic analysis and experiments in the paper

    本文根據理論分析和模型試驗相結合的方法，研究了阻抗式、簡單式、尾水阻抗式和簡單式、差動式調壓室的水位波動過程和壓力管道水擊壓強的計算方法。
  7. Compared with the similar research results, the weighted control ic here has the following characteristics : ( 1 ) the circuit structure is simpler ; ( 2 ) the chip ' s fabrication is compatible with standard cmos process ; ( 3 ) n - mosfets with high w / l ratio and short channels are used for weighting and output to reduce the insertion loss ; ( 4 ) the weighting factor varies in a relatively wide range with the controlling signals ; ( 5 ) input and output impedance approach 50 in low frequency ( e. g. 50mhz ), while in higher frequency they slightly deviate from 50, hence the energy reflection lower than 0. 1 ; ( 6 ) it completes the functions of sampling, weighting, controlling and summing of high frequency analog signals

    它的加權控制電路與已報道的相關電路相比具有如下特點：電路結構簡單；製造工藝與普通cmos工藝兼容：短溝道，高寬長比的nmos晶體管具有低的通導電阻，將其作為加權、輸出器件可降低由電路引起的插入損耗；改變加權信號，可實現權值在較大范圍內的連續變化；輸入、輸出阻抗在低頻（如50mhz ）下接近50 ，而在高頻下略有偏離50 ，但反射系數均低於0 . 1 ；實現了對高頻信號的取樣、加權、控制、疊加功能的迭加。
  8. Currently, researchers from home and abroad usually use simplified models in the aseismatic analyses of immersed tunnels, which can not properly simulate the two functions of the soil, while the finite element method solves this problem successfully, and the development of numeric calculation and computer technology lays a solid basis for its application, it is a pity that the applications of fem is not common currently

    目前，國內外對沉管隧道進行抗震分析時，大多採用簡化計算模型，將土的作用以等價彈簧和阻尼器代替，不能適當模擬土既是地震波的傳播介質又是結構物的支承介質的雙重作用。動力有限元法的連續介質模型很好的解決了這一問題，數值計算理論和計算機技術的發展為該方法的應用奠定了堅實的基礎，然而，目前這方面的應用還很少。
  9. Determination of chemical resistance of thermoplastics pipes ; polyolefin pipes

    熱塑性塑料管道化學阻抗的測定.第1部分:聚烯烴管道
  10. Determination of the chemical resistance factor for thermoplastics pipes ; polyolefin pipes

    熱塑性塑料管道化學阻抗的測定.第1部分:聚烯烴管道
  11. Determination of chemical resistance of thermoplastics pipes ; unplasticized polyvinyl chloride pipes

    熱塑性塑料管道化學阻抗的測定.第2部分:未增塑聚氯乙
  12. Based on the head loss coefficients obtained from gardel ' s semi - empirical equations for t - junction flow and experiment of welded t - junction, the hydraulic characteristics of throttled surge tank are estimated and compared with those gotten from hydraulic experiment. 3. four different methods of determining the head loss coefficients of throttled surge tank have been employed to investigate the effect of methods afore mentioned on the accuracy of calculating surge and pressure head of throttled surge tank

    給出了基於gardel關於三通管水頭損失系數的經驗公式、焊接t形三通管水頭損失系數的實驗資料及截面突變管道的水頭損失資料，計算有連接管的阻抗式調壓室在不同流態下水頭損失系數的計算方法，並將這兩種方法計算得到的調壓室局部水頭損失系數分別與模型試驗成果進行了比較和分析； 3
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