有效碰撞截面 的英文怎麼說

中文拼音 [yǒuxiàopèngzhuàngjiémiàn]
有效碰撞截面 英文
effective collision cross-section
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 動詞1 (一物體突然接觸另一物體; 撞擊) touch; bump 2 (碰見; 遇到) meet; run into 3 (試探 ) tr...
  • : 動詞1 (猛然碰上) collide; strike; knock; bump against; run into 2 (碰見) bump into; run into;...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • 有效 : effective; valid; efficacious
  • 碰撞 : 1 (猛然碰上) collide; run into; knock against; run foul of; crash 2 [物理學] collision; impact;...
  1. Due to the repulsive coulomb field, the effective impact parameter increases, and therefore the calculated reaction cross section decreases

    庫侖場的排斥應使得核?核反應參數增大,使計算的反應減小,同時這種修正的應隨能量增大而減小。
  2. The transverse expansion origins in early stages, but mainly develops and finishes during the late stage of the colliding. for those heavier particles, such as j /, e, and etc., becuase of their smaller hadronic cross section, they rarely participate the final state hadronic re - scattering, and depart the system much earlier. their transverse expansion maybe is the result of the cumulative collective effect during the early partonic stage

    這種橫向擴張起源於的初始階段,但是主要是在的後期完成,而一些重的粒子,如j 、和,由於具較小的強子散射,幾乎不參與末態強子的再散射,較早的離開系統,它們所表現出來的橫向擴張運動可能是來自初期部分子階段的部分子的集體應的累積結果。
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