《今日发现》解释称,这一做法也曾用来判断硬币是纯金的,还是用较便宜的金属镀金的。 。
Thee practice also once served to see whether coins were solid gold or just gold-plated over a cheaper metal, Today I Found Out explains.
《今日发现》解释称,这一做法也曾用来判断硬币是否是纯金,还是仅仅是用较便宜的金属镀金而成。
The practice also once served to see whether COINS were solid gold or just gold-plated over a cheaper metal, Today I Found Out explains.
起初这种在涂色中几乎不留线条的双层镀金属的工艺对他来说是全新的,而且技术性很强。
The double-layered and plated technique of leading Mr Denny’s glass, with the lines almost lost in the painting, was at first new to him, and correspondingly tricky.
起初这种在涂色中几乎不留线条的双层镀金属的工艺对他来说是全新的,而且技术性很强。
The double-layered and plated technique of leading Mr Denny's glass, with the lines almost lost in the painting, was at first new to him, and correspondingly tricky.
金属盐:提供欲镀金属离子。
通过研究我们发现,采用镀金属的空心颗粒或薄板形试样,能够明显降低沉降速度。
And the conclusion can be drawn that it can reduce sedimentation velocity by using plating hollow particles or thin plate-shaped sample.
曾经有人去一家金属研究检测部门,做过手表壳的镀金厚度检测,他们用的那个设备有强烈的射线,实验刚结束,取出表壳再一看,坏了!
Many people go to a metal detection research department, tested the watch shell plating thickness, the equipment they use a strong radiation experiment was completed, remove the case again, bad!
电镀金属就是把金属薄薄地覆盖上一层金或银等。
To plate metal is to cover it with a thin layer of gold, or silver, etc.
独特的设计和豪华镀金电路板,千斤顶和金属支架。
Unique and luxurious design with gold plated PCB, jacks and metal bracket.
BVLGARI宝格丽古币系列肩包,采用金色金属抛光蟒蛇皮与黑色小牛皮材质,搭配装饰钱币的镀金链及皮质肩带。
BVLGARI Monete shoulder bag in gold metallic python skin and black calf leather, light gold plated chain and leather handle enhanced with metal COINS.
最初小金人是个铜像,有一段时间由塑料做成,而今天则用金属铝镀金而成。
Initially he was solid bronze; for a while plaster and today gold-plated, a metal alloy.
阳极通常为被镀金属(假定该金属能在电解液中腐蚀)。
The anode is usually the metal to be plated (assuming that the metal will corrode in the electrolyte).
它的固定电极是在凹曲的玻璃表面上镀金属层而制成。
Its fixed electrode is concave glass surface layer is made of gold.
以镍、钴、钯镀层作为铜基体镀金的防渗铜中间层可以有效地防止铜原子扩散到金属表面。
Nickel, cobalt and palladium electrodeposits used as barrier layer between copper basis and gold deposit can effectively reduce migration of copper atom to gold upper deposit.
采用化学镀方法在玻璃纤维上沉积金属镀层,制得镀金属的导电玻璃纤维,用作导电涂料的填料。
A conductive glass fibre has been prepared by deposition of metals on the glass fibre via chemical electroplating process, which can be used as the filler of conductive coatings.
电镀药水:含有欲镀金属离子的电镀药水。
Pilot line chemicals: contain of ions to gold-plated plating potions.
采用铸造方法制作牙科合金试样,分别为:普通镍铬合金16个,贵金属合金8个,并对8个镍铬合金试件清洗后行镀金处理。
Dental alloy test pieces were made by casting, among them, 16 test pieces were Ni-Cr alloys and 8 ones were gold alloys.
而且,本实用新型的复合絮片直接在透气性底布上镀金属膜,省去不透气的薄膜,因而具有良好的透气、透湿性能。
In addition, the metal film is directly plated on the air permeable base cloth to save an airtight thin film, thereby having fine air permeable and moisture permeable properties.
服装业。服饰品。泳装的金属扣和镀金属扣耐海水腐蚀的测定。
Clothing. Garment accessories. Testing of resistance to see-water corrosion of metal or metal-plated fastenings for bathing costumes.
本文论述了在空心微珠表面磁控溅射镀金属薄膜的方法。
High quality nickel films have been successfully plated on cenosphere particles by dc magnetron sputtering at mom temperature.
提出一种在布拉格光线光栅(FBG)表面电镀金属的方法,以达到保护光纤光栅的目的。
A process for plating metal on fiber Bragg grating(FBG)to protect the fiber grating is put forward.
镀金袖喷金属银,黑钻石及石灰缎格水晶和金属搭配,压花皮革牛犊。
Gold - plated cuff with jet metallic silver, black diamond and lime satin crystal mesh and metallic taupe, embossed calfskin leather.
请查看随附非电镀金属的报价。
Pls kindly see attached quotation for metal without plating.
可在任意金属材料上做镀金、镀银、镀镍、镀铜,降低了成本,效果更好。
It could plate gold, silver, nickel and copper on any metal material, which shall reduce the cost with better effect.
电磁屏蔽材料常用的导电填料有各类金属、非金属的粉末或纤维以及镀金属纤维等,常用的基体材料可以是橡胶、 塑料、纤维。
The fillers usually used for EMS materials were metal fibres or powders and nonmetal fibres or powders and metal coated fibres. The bases for EMS materials were always rubber, resin and fibre.
在保护层下的电镀金属负电极。
Plating metal negative electrodes under protective coatings.
这个盆子是镀金金属的,所以不太值钱。
这个盆子是镀金金属的,所以不太值钱。
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