tube reducing 中文意思是什麼

tube reducing 解釋
冷軋管法
  • tube : n 1 管，筒；顏料管。2 管狀地下隧道；〈口語〉（倫敦的）地下鐵道。3 【炮】炮身；【汽鍋】鍋管；【解...
  • reducing : n. 1. 減肥法。2. 【化學】還原，減低。3. 【數學】摺合；化簡。
  1. . testing water - detection and enumeration of the spores of sulfite - reducing anaerobes and of sulfite - reducing clostridia - general method by the standing tube technique

    水的測試.亞硫酸鹽還原厭氧芽孢桿菌和亞硫酸鹽還原芽孢桿菌
  2. However, when controlling for demographic and clinical care variables, year of birth was no longer significantly associated with age at death ( hr 1. 0, 95 % ci 0. 6 ? 1. 8, p = 0. 9 ), whereas ventilation for more than 16 h / d, use of a mechanical insufflation ? exsufflation device, and gastrostomy tube feeding showed a significant effect in reducing the risk of death

    雖然控制人口統計學和臨床護理變量，出生年和死亡年齡不再有顯著性相關，但每天使用吸入排出設備通氣超過16小時、胃造瘺喂養顯著降低死亡風險。
  3. This project which is based on the demand of increasing the electron tube ’ s qualities totally and reducing the manufacture cost has done a large amount of investigative work as follows to improve and perfect the technologies for the important part of electron tube manufacture ? the grid surface processing : on the surface processing of the molybdenum grid, the primary purpose is to reduce thermionic emission and secondary electronic emission of the grid. by the constantly experiment and grabbling the different technology routes, we have successfully developed these new technologies on the tac and zrc electrophoresis and electroplating platinum black of the grid, and made its surface cladding quality very stable and reliable

    本課題是基於整體提高電子管的質量和降低生產成本的要求，對電子管生產中的重要部分? ?柵極的表面處理技術進行改進和完善，主要在以下方面進行了深入研究:在鉬柵極表面處理方面，主要為實現降低柵極的熱電子發射和二次電子發射，通過不同工藝路線的不斷試驗和摸索，成功開發出柵極電泳tac 、 zrc和電鍍鉑黑的新工藝，使柵極的塗覆質量穩定可靠。
  4. Trailing edge of fork crown and frame down tube present a virtual continuous surface to the wind. reducing aerodynamic drag

    前叉肩部的延伸邊緣和車架的下管形成一個虛擬的連續迎風面，從而有效地減少風阻。
  5. With double travelling cranes, advanced 60mm punching machine, 140mm fungus type punching machine ; domestic leading 159mma r tube rolling - mills, 159mm7 rack calibrator ; the national monopoly product micro tension - reducing diameter machinery and the producer gas generator ; 40, 60, 80, 220mm straightening machine ; 5 40 tons motoblocs ; bottom rolling type continual annealing furnace ; 14m pitch type heating furnace as well as qg1118 highly effective pipe cutter and so on as well as correlated necessary facility

    公司據有雙配行車的大型廠房17500平方米，先進的60mm穿孔機， 140mm菌式穿孔機國內領先的159mmar軋管機， 159mm7機架定徑機國家專利產品微張力減徑機和煤氣發生爐40 60 80 220mm矯直機540噸拉拔機滾底式連續退火爐14m斜坡式加熱爐以及qg1118高效切管機等以及相關配套設施。
  6. The porous diffusion type silencer is widely used to reduce the air flow noise because of its small volume and high noise attenuating ability. the out case of the silencer plays a very important role in reducing noise. the effect of the hole ' s shape, diameter and the distance between neighboring holes as well as the matchup between the case and the sound absorbing material tube are investigated experimentally. the relation between the out - flow noise and the gas velocity distribution is carefully studied for two different kinds of matchup between the case and the sound absorbing material tube. some useful results are gotten, which may be valuable to the design of the silencer

    多孔擴散型消聲器由於其體積小、消聲性能高而廣泛應用到排氣噪聲的降低上，其外殼對消聲器的消聲性能具有重要作用.本文對此類消聲器外殼的孔型、孔徑和孔距以及外殼同消聲材料的配合方面進行了細致的實驗研究，特別對外殼與消聲材料的配合與其排放噪聲以及外部流場之間的關系進行了探討，得到了一些有用的結論，對消聲器性能的提高具有一定指導意義。
  7. The main products includes various steam and electric heating reaction vessel, conduction oil, outer coil reaction vessel, polyester and resin completed equipments, vacuum reducing concentration tank, methanol and ethanol recovery tower, various corrugated stuffing, high effective membrane evaporator, new - type centrifugal drag membrane evaporator, vacuum rake dryer, condensing drum cut - off machine, shell - and - tube condenser,

    本廠主要產品有各類蒸氣電加熱反應鍋，導熱油外盤管反應鍋，聚脂樹脂全套設備，真空減壓濃縮罐，甲醇乙醇回收塔，各類波紋填料，高效薄膜蒸發器，新型離心刮板式薄膜蒸發器，真空耙式乾燥機，冷凝滾筒切片機，列管式冷凝器，螺旋板式換熱器，外循環蒸發器，鋁制槽車貯罐，乳化設備，高速剪切分散機，種子罐，發酵罐，多功能提取罐，並承接各類非標設備。
  8. The upper limit analysis on precisely reducing diameter of transmission shaft tube

    傳動軸管精密縮徑上限分析
  9. As the change of the seamless steel tube market, the order of the boiler tube for power station is reducing now, but the order of the high intensity casing tube is rising year after year

    現隨著市場的變化，電站用鍋爐用管訂貨量較少（每年不足1萬噸） ，而高強套管訂貨量逐年上升，因此該生產線逐步轉變為主要生產高強套管的生產線。
  10. These researches provide us a basis for forecasting the pests in grain in earlier stage, accurately utilizing pesticides, improving the efficiency of prevention and reducing the loss of stored grain. the sound absorption properties of various types and thickness of grain are measured by means of the standing wave tube technique. the following conclusions can be drawn : for the same thickness the larger grains has a smaller sound absorption coefficient than the smaller grains

    為了有效地研究儲糧害蟲所產生聲信號在各種糧食中的傳播特性，本文採用駐波管法，對十一種不同種類糧食在不同堆積厚度情況下的吸聲性能進行了實驗研究，糧食吸聲特性與其顆粒的大小、形狀、排列方式及糧食堆積厚度等有關，存在一定的規律，得出如下結論：同一厚度下，顆粒大的糧食較顆粒小的吸聲性能差，顆粒由大到小，吸聲系數峰值頻率向低頻方向移動；球形顆粒糧食較長形顆粒吸聲性能差。
  11. Disposing some problems in finite - element simulation of tube reducing - sizing process

    鋼管定減徑過程有限元模擬的若干問題處理
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