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zenith angle
是高度的补角。
常用释义
词性释义
天顶角:天体与天顶之间的角度距离,通过垂直圆弧所测量的天体与天顶之间的角度,是高度的补角。
例句
全部
When
the
propagation
distance
is fixed
,
the
width
of
spatial
degree
of
coherence
is
shorter
for
larger
zenith
angle
.
当传输距离给定时,天顶角越大,光束空间相干度的有效宽度相对较短。
The
coherence
length
revised
is
smaller
than
the classical
,
because
the
revised
zenith
angle
is
larger
than the
launch
angle
.
修正后的相干长度总比传统相干长度偏小,因为修正后的天顶角比发射角大。
When
crops
are
ripe
,
the mean
albedo
of
rice
is
0
.
04
higher
than
that of
wheat
,
which
is
mainly
influenced
by
solar
zenith
angle
.
作物成熟后,水稻反照率比小麦反照率高约0.04,这主要是受太阳天顶角的影响。
The
solar
zenith
angle
dependence
of
desert
albedo
太阳天顶角沙漠反照率的依赖关系
同义词
[天]天顶角;天顶距
ZD
co-altitude