head valve 中文意思是什麼

head valve 解釋
頂置閥
  • head : n 1 頭，頭部，首。2 頭腦，才能；智力，想像力，理解力。3 前部，上部；頂端，尖突部；船長；（書頁等...
  • valve : n 1 【機械工程】閥，活門，舌門；汽門。2 【解剖學；動物學】瓣，瓣膜；（貝）殼瓣；【植物；植物學】...
  1. This paper deriving the theory work inflection point in the static stage characteristics curve of small measurement range linear dimension measurement. by the way of high pressure and back pressure pneumatic measure and designed the parameter of the mainly and measure spray head, which are the key component in the spray head - baffle pneumatic sensor. the different groups for the main - spray head and the measure spray head, will effect the dynamic and static stage characteristic parameter. the author have done contrast experiment and optimization design to test and verify the theory derivation whereby made the rang of show valve of pneumatic measure system measure range up to 40 u m, the sensitivity up to 100mv / u m, resolution up to 0. 05 p m, the uncertainly of measure is less than 0. o2 u m, satisfaction of requirement of groups the carboy hatch thickness size precise measure of soft shims

    對高壓背壓式氣動測量用於小量程線性尺寸測量的靜態特性曲線的理論工作拐點進行了推導，對氣動測量系統中的噴嘴-擋板型氣動傳感器中的關鍵部件? ?主噴嘴和測量噴嘴的參數進行了理論設計，對主噴嘴和測量噴嘴的不同組合，將影響測量系統靜、動態特性指標的噴嘴參數進行了對比實驗和優化設計，並通過實驗驗證了理論推導，從而使氣動測量系統量程的示值范圍達到40 m ，靈敏度達到100mv m ，解析度達到0 . 05 m ，測量不確定度小於0 . 2 m ，滿足了壓縮機缸蓋軟體墊片厚度尺寸精密測量分組的要求。
  2. The valve seat shall be an elastomeric seal that will permit seating at low - head pressure, and an arrow shall be molded on the valve body for permanent visibility to indicate the intended direction of flow

    閥座應該是彈性密封，它使得閥座處于較低的排出壓力下，箭頭應該永久性清晰可見地模鑄在閥體上，標明計劃的流向。
  3. Never try to install any on off control valve at my water outlet or shower head

    早前還想在我的出水位和花灑頭加裝開關水掣呢！
  4. To provide necessary data for design bypass pipe, an enlargement to bi liu river reservoir, the following problems have been studied by hydraulic model and theoretical analysis : the energy losses in water head of the bypass pipe system and of the flow - control valve and their scale effects, measurement and calculation of the discharge of the bypass pipe system during the bypass pipe system operation with and without the new water power station, the hydraulic characteristics of the water tunnel and draw - off pipe, the flow rate of the aqueduct bridge and the draw - off pipe and the water elevation of the flow in the aqueduct bridge during the old water power station operation with and without the new water power station

    大連市碧流河水庫供水工程取水頭部由引水渡槽、節制閘、進水閘、泄水閘等建築物組成。由於本工程場地條件限制，增設旁通管后布置非常緊湊，管道急轉角度大且轉彎距離較小，對于管內水流流態是否滿足要求，需要經過模型試驗進行論證，以確保工程的可靠性。旁通管具有上水與泄水要求，對其過流能力也要經試驗確定，為碧流河水庫增建旁通管設計提供依據。
  5. Metel is a manufacturing company for automotive since 1962, its products in 80 different countries, products include engine parts, valve guides, valve seats, valve shims, hydraulic lifters and cylinder head bolts, brake parts and hydraulic clutch parts line : wheel cylinders, master cylinders, pressure regulating valves, brake drums, brake discs, slave cylinders and clutch master cylinders, transmissions

    該公司創建於1962年，主營汽車配件，其產品主要銷往80個國家，產品包括波箱，剎車鼓，發動機件，氣門導管，氣門座，氣門薄墊片，液壓舉升機，液壓蓋螺釘，液壓離合器件，液壓總泵，剎車盤，離合器分泵，離合器總泵。
  6. The device sends out various random disturbance signals to the balancing valve circuit of the hydraulic system for the radial head check gate operating at the worst condition by using a computer

    模擬實驗裝置根據工況最為惡劣的弧門啟閉機液壓系統的平衡閥迴路製作，採用計算機隨機給出各種干擾控制信號。
  7. The improvement on selection of cluster head : considering the remaining power and power consumption in transmission of candidate cluster heads, the valve value is adjusted and a new cluster head selection mechanism is adopted

    簇頭選擇演算法的改進:通過考慮候選簇頭節點的剩餘能量水平和它們傳輸時的能量消耗，對leach中的閾值t （ n ）進行調整。從而採用新的簇頭選擇機制。
  8. Gear operator is removed by unscrewing hex head screws which hold operator to valve body

    通過擰松將操作機構固定在閥體上的六角螺栓來拆卸齒輪操作機構。
  9. Special water - saving valve, special shower head with strong spray power, using while bathing can put an end to waste

    專用節水閥、專用花灑，噴射力強，隨開隨用杜絕浪費。
  10. It has the advanced radial technology and the movement path likes 11 pieces plum blossoms shape, this machine uses a head screw pole to go up and down to control the power head, it has the enlarged bench, and air current double - direction adjusting valve to controlled the riveting speed effectively. the electricity system added the counter to count the work piece which was be processed, he time relay control the riveting times

    Jm3tq - d是汽動類小型徑向鉚接機，與jm3tq - b和jm3tq - c相比，提高最大工作行程到40mm ，除應用有國際先進的11瓣梅花徑向鉚接技術外，該機採用頭部絲桿升降粗調，加大了工作臺面，氣路加裝雙向調節閥，有效控制鉚接速度。
  11. Shipbuilding. head of sounding pipes with self - acting valve. details

    造船工業.帶自動閥的測深量頭.零件
  12. Shipbuilding. head of sounding pipes with self - acting valve. mounting assembly

    造船工業.帶自動閥的測深量頭.安裝組件
  13. Shipbuilding. head of sounding pipes with self - acting valve. details of body

    造船工業.帶自動閥的測深管測頭.閥體詳圖
  14. One side, groovy cast steel flap valves increase the head loss, waste electricity, the other side, when flap valves close, it always delay time because of it ' s low proportion. the bump load seriously threaten the safety of pumping station. through the research and development of flap valve used in the renovation practices in the design of air - filled floating flap valve in no. 1 chuhe pumping station of anhui province, the working characteristics and design methods of air - filled floating flap valve are studied in this paper

    但在拍門運行使用的同時，又時常暴露出一些缺陷，主要有：一是常規的鑄鐵或鑄鋼拍門加大了流道的水頭損失，特別是對于裝機容量較大的排澇泵站，其電能損耗相當可觀；二是拍門在自重下下落關閉時，往往由於過多考慮水頭損失導致浮重過小而延誤閉門時間，致使水體倒灌，再因緩沖裝置失靈導致閉門時門體對門框撞擊力很大，嚴重危及站身安全。
  15. Based on the research and model test, the head loss of flap valves is analyzed by both mathematical physics method and the equation of criterion, and the impulsive force and open angle of flap valve are researched. the flap valve approximate - calculation method is the emphases in this paper. the design methods and using effect of air - filled floating flap valve are studied in the paper by combining with engineering example

    在總結前人研究的基礎上，對照試驗結果，通過數理解析和準則方程分析了拍門水頭損失，研究了拍門水流沖力的求解和拍門開啟角度的求解，著重研究分析了拍門近似計算方法，分析拍門在水中的運動規律，並結合工程實例，研究探討充氣浮箱式拍門的配重方法及其使用效果，為今後開拓充氣浮箱式拍門的運用領域作些探討研究。
  16. This machine is a kind of radial riveting machine, the machine adopted the advanced radial technology, and its movement path likes the 11 pieces of plum blossom s shape, and using the screw pole to ascend and descend the work bench the head part is fixed, and the t - slot of bench can fix the clamping apparatus available, the center hole of bench and axis are coaxial, the one - way adjusting valve of liquid current is effectively controlled riveting speed

    Jm12 - c是液壓類中重型徑向鉚接機，除應用有第五代徑向鉚接技術外，該機加長了鉚接行程，該項參數由普通機型的30mm加至60mm ，可滿足長行程深孔內鉚釘鉚接的要求。工作臺，並具有夾具梯形槽，工作臺中心孔徑與主軸軸線同軸，可用於夾具定位。氣路加裝雙向調節閥，有效控制鉚接速度。
  17. For r r of valve spring cylinder head is no need to be removed

    賓士引擎m102 m103不拆盤頭缸蓋而要取出氣門彈簧之工具
  18. Dimension of valve stem head

    閥桿頭部尺寸
  19. Valve - in - head scavenging

    頂置閥掃氣
  20. Convex head valve

    凸形氣門頭
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