precious metal造句
31. The invention provides a precious metal magnetic component for a homemade magnetic therapy jewelry system; a magnetic part is arranged in the component, and precious metal is wrapped on the outside.
32. The dull precious metal seemed to flash with a refection of her bright and ardent spirit.
33. The Feng dance saw one eye necklet, nevertheless the chain son is to make into with very precious metal, up have no chain gold method, being the pendant earrings of that amethyst arrange of point.
34. Articles of goldsmiths' or silversmiths'wares and parts thereof, of precious metal or of metal clad with precious metal.
35. Gresham observed that coins with a higher content of gold and silver were kept rather than being used in exchange, or were melted down for their precious metal.
36. In some cases, a two-stage severe hydrotreater using Ni-Mo and precious metal catalysts in the first and the second stage respectively can be used.
37. Changkeng Au - Ag deposit is a newly - discovered, large - scale and new type precious metal deposit.
38. And then in the seventh century we had money in the fomp 3 of precious metal.
39. Heading 71.16 does not cover articles containing prec-ious metal or metal clad with precious metal (other than as minor constituents).
40. As a kind of precious metal,[http://] gold symbolizes wealth and power from of old.
41. The invention relates to a precious metal alloy, in particular to a zirconia and yttria dispersion-strengthened palladium alloy and a production method thereof.
42. Precious metal in non - coin form such as ingots, bars or wafers.
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