- fineness testing
- 细度试验
English-Chinese lightIndusrty dictionary (英汉轻工业大词典). 2013.
English-Chinese lightIndusrty dictionary (英汉轻工业大词典). 2013.
Hallmark — A hallmark is a mark or series of marks struck on items made of precious metals mdash; platinum, gold, silver and in some nations, palladium. General OverviewHallmarks DefinedA hallmark, is an official mark or series of marks struck on items made … Wikipedia
cement — cementable, adj. cementer, n. cementless, adj. /si ment /, n. 1. any of various calcined mixtures of clay and limestone, usually mixed with water and sand, gravel, etc., to form concrete, that are used as a building material. 2. any of various… … Universalium
Assay office — Assay offices are institutions set up to assay (test the purity of) precious metal items, to protect consumers. Upon successful completion of the assay, (i.e. the metallurgical content is found to be equal or better than that claimed by the maker … Wikipedia
Concorde — For other uses, see Concorde (disambiguation). Concorde Role Supersonic airliner … Wikipedia
Duff Abrams — Duff A. Abrams (1880, Illinois, – 1965, New York) was an American researcher in the field of composition and properties of concrete. He developed the basic methods for testing concrete characteristics still in use today. A professor with the… … Wikipedia
Japan Mint — nihongo|Japan Mint|独立行政法人 造幣局|Dokuritsu Gyōsei Hōin Zōheikyoku is an Incorporated Administrative Agency of the Japanese government. This agency has its Head office in Osaka with branches in Tokyo and Hiroshima.MissionThe Japan Mint maintains an… … Wikipedia
textile — /teks tuyl, til/, n. 1. any cloth or goods produced by weaving, knitting, or felting. 2. a material, as a fiber or yarn, used in or suitable for weaving: Glass can be used as a textile. adj. 3. woven or capable of being woven: textile fabrics. 4 … Universalium
Assay — An assay is a procedure where a property or concentration of an analyte is measured.There are numerous types of assays, such as an antigen capture assay, bioassay, competitive protein binding assay, crude oil assay, four point assay, immunoassay … Wikipedia
Wool measurement — An ultra fine, 14.6 micron Merino fleece. A micron (micrometre) is the measurement used to express the diameter of a wool fibre. The lower microns are the finer fibres. Fibre diameter is the most important characteristic of wool in determining… … Wikipedia
Metallurgical assay — A 19th century assay laboratory in Tombstone Courthouse State Historic Park, Arizona … Wikipedia
Portland cement — is the most common type of cement in general usage in many parts of the world, as it is a basic ingredient of concrete, mortar, stucco and most non specialty grout. It is a fine powder produced by Portland cement clinker (more than 90%), a… … Wikipedia