| 释义 |
bi·metallic
I. \|bī+\ adjective
Etymology: French bimétallique, from bi- bi- (I) + métallique metallic — more at metallic
1. : relating to, based on, or using bimetallism
2. [bi- (I) + metallic] : composed of two different metals: as
a. : formed of two different metals or alloys (as in sheets, layers, or strips) bonded together (as by fusing, welding, plating, or riveting) — often used of devices in which a change in temperature causes bending of a part composed of two metals that expand differently
b. of offset printing plates : surfaced with two metals, one grease-repellent and one grease-receptive — compare lithography
II. noun
(-s)
: bimetal |