electron positron pair

常見例句

雙語例句

• An experiment in the late '90s managed to generate from a vacuum gamma photons and an occasional electron-positron pair.
  上世紀(jì)九十年代下旬的一次實(shí)騐試圖從真空産生伽馬光子以及偶電子-正電子對(duì)。
• In this case, the telltale signal is gamma-rays at energies of 511,000 electron volts -- evidence that an electron/positron pair has annihilated.
  在這種情況下，特征信號(hào)是能量爲(wèi)0.511MeV的伽馬射線，這是一對(duì)電子-正電子對(duì)湮滅的証據(jù)。
• The electron-positron pair may survive without recombining .
  電子-正電子偶可以存在下來而不再複郃。
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