1)gold-silver alloy金银合金 英文短句/例句 1.Criterion of gold and silver bullionGB/T8930-1988金银合金锭 2.An alloy of gold or silver with a greater proportion of another metal, such as copper, used in making coins.金银合金金或银与大部分其他金属,如铜的合金,用于铸币 3."billon:an alloy ...
electrum- an alloy of gold and silver pewter- any of various alloys of tin with small amounts of other metals (especially lead) pinchbeck- an alloy of copper and zinc that is used in cheap jewelry to imitate gold pot metal- an alloy of copper and lead used especially for making large ...
Gold forging - and / or jewelry workpiece comprising a support which consists of an at least 35 w -% silver, in particular at least 40 w -% silver and preferably a maximum of 60 w -% silver, preferably 40 w -% – 50 w -% silver, and 1,2 – 1,3 w -% germanium, in ...
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It is generally agreed that the first known metals were gold, silver, and copper, which occurred in the native or metallic state, of which the earliest were in all probability nuggets of gold found in the sands and gravels of riverbeds. Such native metals became known and were appreciated ...
HC494D New Popular Fashion Hair Clips Solid Color Metal Alloy Large Size Ladies Hair Claw Clips For Thick Hair, You can get more details about HC494D New Popular Fashion Hair Clips Solid Color Metal Alloy Large Size Ladies Hair Claw Clips For Thick Hair
The use of engineered nanoparticles has risen exponentially over the last decade. Applications are manifold and include utilisation in industrial goods as well as medical and consumer products. Gold and silver nanoparticles play an important role in the current increase of nanoparticle usage. However, ...
Silver alloy comprises silver (92.50-95.00%), copper (40.0-60.0%), zinc (10.0-20.0%), tin (1.0-2.5%), indium (1.0-2.5%), germanium or silicon (0.5-1.0%), and boron or magnesium (0.05-0.15%), resulting in a shining/brilliant color, density of 10.25-10.40, fusion point of 805-900...
Plating anodizing, nickel, anti-nickel, black nickel, brass, anti-brass, copper, anti-copper, gold, anti-gold, silver, anti-silver, chrome, dyed black, pearl gold, pear nickel, double plating and more Surface Soft enamel / Synthetic Enamel / Hard Enamel / Synthetic enamel witho...