psec

常见例句

• Picosecond: One thousandth of a nanosecond. Measurement of computer processing speed. Abbreviated psec.
  皮秒:千分之一纳秒。量度电脑处理速度的单位。符号是psec。
• Objective To explore the surgical treatment of primary small-cell esophageal carcinoma(PSEC).
  目的探讨原发性食管小细胞癌的外科治疗方法。
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