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optic signal
optic signal
tech.
光信号
;
视光标志
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processing
processing
gen.
制程
econ.
处理
;
整理
;
加工
genet.
处理
hydroel.st.
加工
;
整理
;
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optic signal
tech.
光信号
;
视光标志
optic signal
:
13 phrases
in 3 subjects
Aviation
1
Electronics
1
Technology
11
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