| 单词 | 金属表面 |
| 释义 | 〔planer〕One that planes, especially a machine tool that is used to smooth or finish the surfaces of wood or metal.刨机，刨床：刨平东西的工具，尤其指用来磨平或抛光木材或金属表面的机床工具〔tarnish〕Discoloration of a metal surface caused by corrosion or oxidation.生锈：金属表面由于腐蚀或氧化造成的褪色现象〔pickle〕A chemical solution, such as an acid, that is used as a bath to remove scale and oxides from the surface of metals before plating or finishing.淡酸水，稀酸液：在金属电镀或精加工之前用来除去金属表面铁锈和氧化物的化学溶液，如酸溶液〔photoemission〕Emission of photoelectrons, especially from metallic surfaces.光电发射：光电子的放射，尤指从金属表面〔sandblast〕A blast of air or steam carrying sand at high velocity to etch glass or to clean stone or metal surfaces.喷沙：一种用来蚀刻玻璃或清洗石头或金属表面含有沙土的高速空气蒸汽流〔cyanide〕To treat (a metal surface) with cyanide to produce a hard surface.氰化：用氰化物处理（金属表面）使其表面坚硬〔dross〕A waste product or an impurity, especially an oxide, formed on the surface of molten metal.废料或混杂物，尤指在融化金属表面形成的氧化物〔niello〕Any of several black metallic alloys of sulfur with copper, silver, or lead, used to fill an incised design on the surface of another metal.黑银镶嵌：由硫和铜、银或铅构成的深墨色合金，用来注入另一金属表面所雕刻的花纹图案中〔niello〕The art or process of ornamenting metal surfaces with one of these alloys.黑银镶嵌术：用这些合金装饰金属表面的艺术或过程〔phosphorus〕Symbol P A highly reactive, poisonous, nonmetallic element occurring naturally in phosphates, especially apatite, and existing in three allotropic forms, white (or sometimes yellow), red, and black. An essential constituent of protoplasm, it is used in safety matches, pyrotechnics, incendiary shells, and fertilizers and to protect metal surfaces from corrosion. Atomic number 15; atomic weight 30.9738; melting point (white) 44.1°C; boiling point 280°C; specific gravity (white) 1.82; valence 3, 5. See table at element 符号 P 磷：一种易起化学反应的、有毒的非金属元素，常在磷酸盐中天然存在，尤其是磷灰石，以三种同素异形的形式存在，为白色（有时是黄色），红色和黑色，是原生质的基本成分，可用于安全火柴、烟花、燃烧弹和化肥，还可以保护金属表面免于腐蚀。原子序数为15；原子量30.9738；熔点（白色的）为44.1°C；沸点为280°C；比重（白色的）1.82；化合价3,5 参见 element |
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