磁約束電子束 的英文怎麼說

中文拼音 [cíyāoshùdiànzishù]
磁約束電子束 英文
magnetically confined electron beam
  • 磁 : 名詞1. [物理學] （磁性; 能吸引鐵、鎳等的性質） magnetism 2. （瓷） porcelain; china
  • 約 : 約動詞[口語] （用秤稱） weigh
  • 束 : Ⅰ動詞1 （捆; 系） bind; tie 2 （控制; 約束）control; restrain Ⅱ量詞（用於捆在一起的東西） bundle;...
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 子 : 子Ⅰ名詞1 （兒子） son 2 （人的通稱） person 3 （古代特指有學問的男人） ancient title of respect f...
  • 約束 : keep within bounds; restrain; bind; bound; boundage;tie; restraint; restriction; engagement; repr...
  • 電子 : [物理學] [電學] electron
  1. A strong magnetic field can constrain electrons to move only along the field lines.

    強磁場可約束電子使之只能沿著場力線運動。
  2. This is not entirely frivolous; a strong magnetic field, for instance, can constrain electrons to move only along the field lines.

    這不是完全無價值的，例如，強磁場可約束電子使之只能沿著場力線運動。
  3. The performance of the pbg antenna using the new pbg cover together with a pbg substrate is studied by the fdtd method together with the pml boundary treatment. the numerical results show that a more focused beam radiated in the broadside direction is achieved. the gain of the pbg patch antenna in the forward direction is improved by about 6 db. the radiation directivity is improved significantly and reaches 11. 5 db, which is 0. 4 db less than the maximum value that is allowed physically for this size of the antenna ( this difference is about 4. 1 db less than the difference achieved by thevenot et al.,

    用fdtd方法並結合pml吸收邊界條件，我們對加了這種新的覆層結構並且基底鉆孔的復合結構電磁（光子）晶體貼片天線的性能進行了研究，結果證明加了這種新的電磁晶體覆層結構以後，天線的波束收攏很多，並且向前輻射的增益大大提高，與普通天線相比，天線的e面和h面方向圖上向前輻射的增益均提高了約6db ，另外，該復合結構天線的方向性系數達到了11 . 5浙江大學博士學位論文db ，與該物理尺寸天線的方向性系數的理論極限值（ 11 . 9db ）相差0 . 4db ，該差值比thevenot等人設計的電磁晶體覆層天線的相應差值減少了約4 . 1db ，比qiu等人設計的電磁晶體天線的相應差值減少了約1
  4. The maximum output of ion beam current is obtained at a charging voltage of 8 kv for the magnetic field power system, which is in accordance with the theory of magnetic insulation. the ion beam parameters are an accelerating voltage of 300 kv, an ion current density of 300 a / cm2 with beam pu lse width of 80 ns and with composition of 70 % proton and 30 % carbon ions

    在磁場電源電壓為8kv ，獲得了與磁絕緣理論相符的最大離子束流密度輸出，離子束參數為：加速電壓300kv ，離子束流密度300a cm ~ 2 ，離子束脈沖寬度80ns ，成分約為70 h離子和30 c離子。
  5. The fast control power supply ( fcps ) of the tokamak is a dc supply with huge capacity to provide rapid magnetic field constraint to the plasma

    在托克馬克裝置中對等離子體進行磁約束的快控電源裝置是一個大容量直流電源。
  6. During the process of numerical calculation of electromagnetic, the stator terminal voltage is set as restriction condition and the starting current is iterated in order to obtain the starting current and starting torque under the rating voltage. finally, the calculated results and measured results are compared to test that the calculation of starting performance can agree with the need of practical engineering project

    在電磁場的數值計算過程中，以定子端電壓為約束條件，對定子起動電流進行了迭代計算，得到了額定電壓下的起動電流和起動轉矩，最後把正弦電磁場計算結果與實測結果進行了對比，表明復合籠條轉子感應電動機起動性能的計算結果滿足工程實際的需要。
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