試驗干線 的英文怎麼說

中文拼音 [shìyàngānxiàn]
試驗干線 英文
test trunk
  • : 名詞(古代占卜用的器具) astrolabe
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • : 干Ⅰ名詞1 (事物的主體或 重要部分) trunk; main part 2 (幹部的簡稱) short for cadre Ⅱ動詞1 (做...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 試驗 : trial; experiment; test
  1. The research results show that when the fly ash content is under 30 %, the strength of rcc can be increased but the effect is a little ; and with the fly ash content increased the dry shrinkage of the rcc reduced straightly, and the abrasion resistance and freeze resistance increased obviously. ( 3 ) fly ash can increase durability of the rcc and under the experiment condition, the perfect mixing content is 30 %

    結果表明: ( 1 )粉煤灰摻量小於30 %時能提高碾壓混凝土強度但影響度不大; ( 2 )隨著粉煤灰摻量的增加,碾壓混凝土的縮呈直降低,且抗磨性和抗凍融能力明顯提高; ( 3 )粉煤灰能有效提高碾壓混凝土的耐久性,且在條件下的最佳摻量為30 % 。
  2. Radio interference test on high - voltage insulators

    高電壓絕緣子無
  3. The method of radio interference tenston high - voltage insulators

    高壓絕緣子無方法
  4. Qishuyan locomotive & rolling stock works, situated in changzhou city, jiangsu province and founded in 1905, covers an area of 1, 760, 000 square meters, owns 4, 500 unitssets of various mechanical equipment, and possesses a comprehensive production capability of forging & casting, machining, riveting & welding, heat treatment, tooling & patterns and sophisticated measures for physical & chemical tests, metrological measurements & inspection. it is an important base for manufacturing artery dedicated diesel engine locomotives, freight wagous, heavy duty diesel engines and railway components, which have won the credit and trust from customers by their excellent quality and outsanding aftersales service and enjoy good sales throughout the country and in countries in europe and america

    公司介紹:戚墅堰機車車輛廠地處經濟發達、科技進步、風景秀麗、人傑地靈的江蘇省常州市,創建於1905年,佔地176萬平方米,擁有各類機器設備4500臺,具有鍛鑄、機加工、鉚焊、熱處理、工裝模具等綜合生產能力,以及齊全的理化、計量和檢測手段,是我國鐵路內燃機車、貨車、大功率柴油機和鐵路配件的重要生產基地,以優質的產品和優良的服務羸得客戶信賴,產品銷售遍及全國並遠銷至歐美等國際市場。
  5. Soils : investigation and testing - line and or hydraulic binder treated materials - test for assessing the ability of a dry mineral treatment product to emit dust

    土壤:調查和檢.性和或液壓粘結處理材料.礦物處理產品排放粉塵的能力評定
  6. The problem about neutral - point - grounding mode is an all - around technical problem which associated with not only power system reliability , insulation coordination , electromagnetic interference , but assault safety 。 in china , the neutral grounding modes of the 10kv net involved of none grounding, grounding by arc suppressing coils, resistance grounding or reactance grounding in the past 。 with the development of civic power network , low resistance grounding mode was used to restrain the over voltage, particularly in guangzhou, shanghai , beijing , and zhuhai etc. it was reported that the over - voltage level of low resistance grounding mode is lower than that of arc suppressing coil mode, but the operation carried out the other way 。 at substations in guangzhou and shanghai it was found that the low resistance grounding mode is successful 。 but in some areas , such as zhuhai , substations grounding with low resistance revealed some problems , including power supply reliability rapidly dropping , transmitting line often tripping ; and person safety being threatened 。 so interiorly the grounding mode selection of the 10kv network was disputed, which mainly focused on the fault form of 10kv net grounding, the apply area of suppressing arcing coil grounding mode, power supply reliability level of the two modes, person safety, communication interfere and the workload of maintenance

    爭議點主要是在10kv電網接地故障的形式、消弧圈接地的應用范圍、兩種運行方式供電可靠性的高低、人身安全、通訊擾和運行維護工作量等諸多方面。 11 17本論文就是針對以電纜為主的城區10kv電網中性點接地方式的選擇問題進行研究。論文首先對10kv電網的中性點運行各種方式進行分析,比較各方式的特點,然後以重慶儲奇門變電站10kv電網的實際參數來建立數值計算模型,在考慮了電網接地電容電流變化、中性點電阻取值大小、接地點接地電阻值變化等多種影響因素的情況下,對中性點經消弧圈接地和經小電阻接地方式下電網的過電壓水平和接地點短路電流大小進行了數值計算,其計算結果與電科院所作現場進行了比較。
  7. The contoured window filter for interferogram and the application of video measurement in national defense examinations

    涉條紋圖處理的等值窗口濾波和攝像測量在國防的應用
  8. Standard test method for linear thermal expansion of porcelain enamel and glaze frits and ceramic whiteware materials by interferometric method

    擾法測定搪瓷釉瓷和白色陶瓷材料性熱膨脹的方法
  9. Corona and riv tests for electric power fittings

    電力金具電暈和無
  10. Test for correct orientation of the active and neutral wires and the pins of the mains by continuity testing with an ohmmeter

    利用歐姆表,通過連續性來測定有效導、中性的插腳引的定位是否正確。
  11. This dissertation majorly researchs and designs full digital dc driving system with fuzzy control. it makes a scheme argumentation firstly, analyzing the pid algorithm and fuzzy control algorithm the ordinary digital pulse trigger algorithm and the double remainder method of pulse trigger in detail, and fuzzy control and the double remainder method are put forward to settle the under - mentioned problems, namely, the new viewpoint and the task having finished in this dissertation as follows : ( 1 ) in rder to overcome the influence of dc motor ' s parameter changing with time and nonlinear on the control system performance, this dissertation adopts fuzzy control as outside regulator and pi control as inside regulator in double regulators of the full digital dc motor driving system design ;. ( 2 ) aiming at the pulse trigger reliability of the ordinary d igital pulse trigger being low and leaking the pulse or the order of pulse confusion, this paper adopts the double remainder algorithm with short response time high pulse trigger reliability good adaptability and anti - jamming ; ( 3 ) this dissertation adopts tms320lf2407 which has good performance as major control chip this chip has power function with fast calculation capability, and accomplishes the software and hardware design in the dc motor driving system with fuzzy control ; ( 4 ) this dissertation also puts emphases on anti - jamming in hardware and software ; ( 5 ) after having designed the sample of full digital dc motor driving system with fuzzy control, a lot of experiments are performed to verify the performance and settles problems during experiment. the result of experiment proves the feasibility of design

    首先進行了方案論證,對模糊控制演算法和數字pid調節演算法、觸發脈沖的一般演算法和雙余演算法進行了詳細地研究分析,提出應用模糊控制和雙余法解決下述問題,即該論文主要的新見解和所完成的工作: ( 1 )為了克服直流電機參數時變性和非性因素對控制性能的影響,本設計中,雙閉環調速系統的外環採用模糊控制,內環採用pi控制,使系統在一定范圍內對直流電機參數變化和非性因素影響有自適應能力; ( 2 )針對常規數字觸發器演算法中觸發脈沖的可靠性不高,經常出現漏脈沖或是脈沖混亂的情況,本文採用雙余法,該演算法具有響應快,可靠性高,具有良好的適應性及抗擾能力; ( 3 )本設計中採用了速度快、功能強的tms320lf2407作為系統的主控晶元,應用該晶元完成系統的軟硬體設計: ( 4 )本文對系統抗擾的軟硬體措施進行了重點研究; ( 5 )設計了具有模糊控制的全數字直流傳動系統原理樣機,並進行了證,對過程中出現的問題及時解決,最終實結果證明設計是可行的。
  12. Based on the analysis of the data and information from the field observations and lab experiments, the results were as follows : ( 1 ) the results of the simulated rainfall and runoff erosion experiments in lab. under the design experiment conditions including the constant rainfall intensities of 1. 0, 2. 0, 3. 0mm / min and the rainfall durations of 30, 70 minutes and with soil moisture content 9. 5 % or 10. 0 % for dry situation, as well as with the soil moisture content 19. 0 % or 20. 0 % for wet situation, the soil erosion increased nonlinearly with the rainfall intensity, and the rainfall duration. the results of the experiments indicated that the amount of soil erosion caused by the simulated rainfall and runoff on the dry - soil slope was more than that on the wet - soil slope

    通過實地觀測及室內資料分析,得到如下研究成果: 1 、室內模擬降雨徑流對戧坡的侵蝕研究結果在定雨強為1 . 0 、 2 . 0 、 3 . 0mm min ,降雨歷時30 、 70分鐘,土含水量為9 . 5 10 . 0 ,濕土含水量為19 . 0 20 . 0的條件下,侵蝕量與雨強成非性正比關系;雨強大,侵蝕量大;降雨歷時長,侵蝕量也大;堤坡含水量大時,侵蝕量小,堤坡含水量小時侵蝕量大。
  13. Railway applications - rolling stock - pantographs : characteristics and tests - pantographs for main line vehicles

    鐵路設施.軌道車輛.集電器:特徵和.車輛的集電器
  14. Electrical relays - part 22 - 6 : electrical disturbance tests for measuring relays and protection equipment ; immunity to conducted disturbances induced by radio frequency fields

    電氣繼電器.第22 - 6部分:測量繼電器和保護設備的電.抗射頻場引起的饋電感應
  15. Through the excel program, and combining the inside and outside environment of the excavation and stress field and displace field, the data of stress and displacement of points are analyzed in variable depth and load grade and terminal state. the spss software has been applied to the statistics of geometry parameter of failure surface, and the failure surface criterion is created by the linearity regression from d ( the longest horizontal distance between the failure surface and the side face of the slope ), ho ( the depth

    此外,應用spss軟體對破壞滑弧的幾何參數進行統計分析,並對滑弧的最大水平深入距離d及d處至坑底的高度h _ 0結合各水理指標進行多元性回歸,建立滑面的判據,並對此判據進行修正,且用實際工程對其進行評價,通過反算已知滑面的c 、值,表明邊界條件對破壞形式有極大的擾作用,所直接看到的破壞類型土體不是發生整體滑移破壞,而是剝落式的潰屈破壞。
  16. Testing of semi - conductive inorganic materials ; measuring the thickness of silicon epitaxial layer thickness by infrared interference method

    半導體無機材料的.用紅外涉法測量硅外延生長
  17. Based on behavior of joint core under cyclic reversal load, according to actual measurement load - displacement hysteresis loops, slip of longitudinal reinforcement passing through joint and shear deformation of joint in a serial of beam - column subassemblage tests, the typical slip hysteresis model of longitudinal reinforcement passing through joint and typical shear deformation hysteresis model of joint are proposed in this paper

    本文以節點的受力特性及規律為基礎,基於若樑柱組合體低周交變加載的實測節點恢復力滯回曲以及從中分離出來的貫穿節點的梁筋滑移變形結果、節點剪切變形結果,分析總結得到有一定代表性的梁端剪力與貫穿節點梁筋滑移之間和梁端剪力與節點剪切變形之間的滯回關系模型。
  18. The automation of coal flotation has been wandering for many years in china. the production efficiency is relatively low because of the feed forward control which adds the flotation reagent based on the fine coal in feed slurry, ignoring the quantity and quality of the products. aiming at this problem, method of measuring the flotation technical parameters was studied, the slurry level meter and the slurry ash - measuring device were worked out, and the computer control system of the coal flotation was designed. the feedback control was realized by using the fuzzy logic control control technology to regulate the reagent addition and the slurry level in the flotation tank according to the concentrate ash content detectedby the coal slurry ash - measuring device developed. the industrial experiment indicates that the performance inedxes of the coal slurry ashmeasuring device have come up to the advanced levek of the world. the application of the detection and control system in huaibei coal preparation plant results in a high concentrate recovery, a decrease of the reagent consumption, ensuring a highly efficient operation

    浮選自動化在我國多年來徘徊不前,一直採用根據入浮煤漿中的煤泥量來確定加藥量的前饋控制方法,而不直接以產品的數質量指標作為控制目標,導致浮選生產效率較低.針對上述問題,研究了浮選工藝參數的檢測方法,開發了浮選漿位儀和煤漿測灰儀,設計了浮選計算機控制系統,它根據煤漿測灰儀旁檢測的精煤灰分,運用模糊控制技術,通過調整浮選藥劑添加量和浮選機漿位,來實現浮選過程的反饋控制.工業性表明,煤漿測灰儀的性能指標接近國外先進水平.煤泥浮選測控系統在淮北選煤廠的現場使用,使浮選生產在精煤灰分合格的前提下,得到了較高的產率,並降低了藥劑用量,從而保證選煤廠高效率地運行
  19. Abstract : the automation of coal flotation has been wandering for many years in china. the production efficiency is relatively low because of the feed forward control which adds the flotation reagent based on the fine coal in feed slurry, ignoring the quantity and quality of the products. aiming at this problem, method of measuring the flotation technical parameters was studied, the slurry level meter and the slurry ash - measuring device were worked out, and the computer control system of the coal flotation was designed. the feedback control was realized by using the fuzzy logic control control technology to regulate the reagent addition and the slurry level in the flotation tank according to the concentrate ash content detectedby the coal slurry ash - measuring device developed. the industrial experiment indicates that the performance inedxes of the coal slurry ashmeasuring device have come up to the advanced levek of the world. the application of the detection and control system in huaibei coal preparation plant results in a high concentrate recovery, a decrease of the reagent consumption, ensuring a highly efficient operation

    文摘:浮選自動化在我國多年來徘徊不前,一直採用根據入浮煤漿中的煤泥量來確定加藥量的前饋控制方法,而不直接以產品的數質量指標作為控制目標,導致浮選生產效率較低.針對上述問題,研究了浮選工藝參數的檢測方法,開發了浮選漿位儀和煤漿測灰儀,設計了浮選計算機控制系統,它根據煤漿測灰儀旁檢測的精煤灰分,運用模糊控制技術,通過調整浮選藥劑添加量和浮選機漿位,來實現浮選過程的反饋控制.工業性表明,煤漿測灰儀的性能指標接近國外先進水平.煤泥浮選測控系統在淮北選煤廠的現場使用,使浮選生產在精煤灰分合格的前提下,得到了較高的產率,並降低了藥劑用量,從而保證選煤廠高效率地運行
  20. Based on large amount of data of speeding - up experiments, referring to not only some relevant standards in railway system of both home and abroad but also the investigating fruit of speeding - up on railway, analyzing on hardware configuration on jingguang line, the discourse makes a further investigation on standards and projects of existing busy main line and puts forward reasonable technique qualifications on lines and bridges and planar improving projects on railway lines. at the same time, the article analyses on the adaptability of diversified indexes under different speed, puts forward a viewpoint which argues that it should be a grading development process to improve the trains " speed on jingguang line, and establishes a good base for this grading development process

    以京廣北京西至武昌段為研究對象,論文以大量列車提速數據為依據,參照國內外高速鐵路有關標準和提速研究成果,通過對京廣列車提速硬體配置的分析,對既有繁忙提速改造技術的適應標準和方案,進行了深入研究,提出了合理的提速橋技術條件及路平面改造方案;通過分析各項標準在不同速度條件下的適應性,提出了京廣列車提速應分階段發展的觀點。
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