月亮词典
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Steranes
甾烷
常用释义
词性释义
甾烷
例句
全部
Steranes
detected
in
PM10
imply
that
parts
of
saturated
hydrocarbons
may
come
from
engine oil
released
by
vehicles
.
甾烷类物质的要检出，表明北京市西北城区四个季节PM10中部分饱和烃是来自于车辆释放的机油等。
Steranes
and
terpenes
in
high
mature-over
mature
oil
and source
rock
cannot
be
identified
well
because
of
their quite
low
content
.
对于高成熟-过成熟的原油和生油岩，由于甾萜类化合物含量大低往往鉴定效果不好或根本检测不到。