- copper equivalent
- 铜当量
English-Chinese metallurgy dictionary. 2014.
copper equivalent
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Copper wire and cable — Copper has been used in electric wiring since the invention of the electromagnet and the telegraph in the 1820s.[1][2] The invention of the telephone in 1876 proved to be another early boon for copper wire.[3] Today, despite competition from… … Wikipedia
Copper(I) cyanide — IUPAC name Copper(I) cyanide … Wikipedia
Copper units of pressure — or CUP, and the related lead units of pressure or LUP, are terms applied to pressure measurements used in the field of internal ballistics for the estimation of chamber pressures in firearms. These terms were adopted by convention to indicate… … Wikipedia
COPPER SERPENT, THE — (AV, RV, brazen serpent ) (Heb. נְחַשׁ נְחשֶׁת; neḥash neḥoshet), a symbol set upon a standard by Moses at the Divine command (Num. 21:6–10). The instructions from the Lord followed a plague of seraph serpents sent against the people of Israel in … Encyclopedia of Judaism
Equivalent carbon content — The equivalent carbon content of a steel alloy refers to method of measuring the maximum hardness and the weldability of the alloy based on the chemical composition of the alloy. Higher concentrations of carbon and other alloying elements such as … Wikipedia
Zinc-copper couple — is an alloy of zinc and copper that is employed as a reagent in organic synthesis. The “couple” was popularized after the report by Simmons and Smith in 1959 of its application as an activated source of zinc required for formation of an… … Wikipedia
Peak copper — is the point in time at which the maximum global copper production rate is reached, after which, according to theory, the production rate will enter terminal decline. Copper is among the most important industrial metals. Like fossil fuels, copper … Wikipedia
IUD with copper — This article is about non hormonally based intrauterine contraceptives. For hormonally based intrauterine contraceptives such as Mirena, see Hormonal IUD. IUD with copper Photo of a common IUD (Paragard T 380A) Background Birth co … Wikipedia
Lead came and copper foil glasswork — This article is on the techniques of lead came and copper foil glasswork. For a general overview of stained glass art, see stained glass. A typical copper foil Tiffany lamp, with a jonquil daffodil design Lead came and copper foil glasswork are… … Wikipedia
Whim Creek Copper Mine — The Whim Creek Copper Mine is an operating copper oxide mine, located in the Pilbara region of Western Australia. History Copper was discovered several kilometres west of the town in 1872 and gold 20 km north in 1887. Copper has been mined on and … Wikipedia
Dextrose equivalent — (DE) is a measure of the amount of reducing sugars present in a sugar product, relative to glucose, expressed as a percentage on a dry basis. For example, a maltodextrin with a DE of 10 would have 10% of the reducing power of dextrose (DE = 100) … Wikipedia
