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单词
neper
释义
neper
美 ['nipər]
英 ['ni:pə]
n.
【无线】讷
网络
奈培;讷佰;奈伯
复数:
nepers
英汉
英英
n.
1.
等于8.686dB
2.
〔无〕奈培
3.
【无线电】讷〔衰耗单位=8.686分贝〕
n.
1.
a
unit
for
comparing
two
currents
,
voltages
,
or
related
quantities
,
equal
to
the
natural
logarithm
of
the
ratio
of
the
quantities
.
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更新时间:2024/10/15 3:16:36