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正温度系数【核】
el. positive temperature coefficient
正温度系数电器元件的电阻随温度升高而增加
auto. positive temperature coefficient
正温度系数
met. positive temperature coefficient
正温度系 数
: 32 phrases in 11 subjects
Automobiles1
Earth sciences1
Electric machinery3
Electronics8
General4
Geophysics1
Metallurgy1
Polymers1
Space2
Technology6
Telecommunications4