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单词 cock metal
释义

cock metaln.

Brit. /ˈkɒk ˌmɛtl/, U.S. /ˈkɑk ˌmɛd(ə)l/
Etymology: < cock n.1 (compare sense 15 at that entry) + metal n.
Now rare.
An alloy consisting of two parts of copper and one of lead, formerly used for making cocks (cock n.1 15) and taps.
ΘΚΠ
society > occupation and work > materials > derived or manufactured material > metal > alloy > [noun] > other copper alloys
tombac1602
blanched copper1621
orichalcum1646
cock metal1766
gold bronze1785
bidri1794
tumbaga1860
Aich's metal1861
sterro-metal1865
talmi1868
Abyssinian gold1869
delta-metal1883
Tobin bronze1891
manganin1894
Eureka1914
1766 Gazetteer & New Daily Advertiser 14 Jan. Yellow metal, pot metal, cock metal, old pewter.
1822 T. Webster Imison's Elem. Sci. & Art (new ed.) II. 228 Cock metal is made with copper alloyed with zinc and lead.
1999 U.S. Patent 5,949,322 6 If it is desired only to protect the contact device from a soiling, then the casing can be made of deep-drawable material, such as tombac, cock metal, or of a plastic.
This entry has been updated (OED Third Edition, September 2019; most recently modified version published online March 2022).
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n.1766
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