pure copper; red copper
Tone colorsmāmámǎmàma
Meanings
1 sense · 4 examplesnoun
pure copper; electrolytic copper; high-conductivity copper
A technical term in materials science and electrical engineering referring to copper with purity above 99.5%, characterized by excellent electrical and thermal conductivity. Distinct from brass (黄铜) or bronze (青铜).
Zhè这
zhǒng种
diàn电
xiàn线
shì是
yòng用
zǐ紫
tóng铜
zhì制
chéng成
de的
。
This type of wire is made of pure copper.
Zǐ紫
tóng铜
de的
dǎo导
diàn电
xìng性
néng能
bǐ比
lǚ铝
hǎo好
de得
duō多
。
The electrical conductivity of pure copper is much better than that of aluminum.
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Gōng工
chǎng厂
xū需
yào要
cǎi采
gòu购
yī一
pī批
zǐ紫
tóng铜
guǎn管
。
The factory needs to purchase a batch of copper pipes.
Zǐ紫
tóng铜
jià价
gé格
zuì最
jìn近
shàng上
zhǎng涨
le了
。
The price of copper has risen recently.