In the spring fire swept across the hills, blackening them.
春天时的一场野火横扫群山，使原本绿树成林的山头变得焦黑。
The fundamental of blackening of brass by oxidation was described.
阐述了黄铜氧化发黑的原理，介绍了发黑液的配制。
Behaviors of copper in blackening bath without selenium were studied.
对铜在无硒电化学发黑液中的行为进行了研究。
A new process of electroless blackening on aluminum alloy was developed.
开发出一种铝合金化学发黑新工艺。
The said liquid consists of blackening liquid and phosphatization liquid.
其由黑化液和磷化液两部分组成。
Various factors affecting the blackening quality are analyzed and discussed.
对影响常温发黑质量的各种因素进行了分析和探讨。
The procedure, properties of solution and blackening coating were discussed.
阐述了该工艺的流程，溶液和发黑膜层的性能。
Two step molybdenum-containing non-toxic blackening of iron and steel was described.
介绍了两步法钢铁钼系无毒常温发黑工艺。
Are introduced the electroless blackening nickel plating technology and its properties.
介绍了化学镀黑镍工艺及其镀膜性能。
The population density shows a positive correlation to the blackening degree of the needle.
松针红蜡蚧虫口密度与针叶变黑呈正相关，受害木的材积生长率受到较大影响。
Bath formulas of blackening pretreatment and manganese series phosphating at mid-temperature were introduced.
介绍了预黑处理液配方和中温锰系磷化液配方。
Room temperature blackening mechanism of steel is discussed. Both a formula and operation hints are presented.
提出了一种常温钢铁发黑工艺及其作用机理、发黑液配方和操作要点。
The galvanized steel sheet had excellent performance of fingerprint resistant and anti -blackening by the coating.
结果表明，镀锌板涂覆耐指纹涂料后具有优良的耐指纹、耐黑变等性能。
That it would shower, with a sky so full of blackening thunder-clouds, would scarcely be thought worthy of comment.
一片乌云密布的天空会下雷阵雨，这一点是不言而喻的。
The abrupt blackening was the first part of a nationwide program to make British television entirely digital by 2013.
信号的突然消失是英国到2013年实现全国电视数字化行动的第一部分。
Steel blackening process under room temperature has been analyzed and possible mechanism of film formation discussed.
分析钢铁常温发黑过程，探讨其可能的成膜机理。
Black phosphating of iron and steel is a new surface treatment process made a feature of using HHS blackening additives.
钢铁黑磷化是以HHS黑化剂为特征的表面处理新工艺。
New process of blackening surfaces of iron and steel at room temperature and its possibleblackening mechanism are stated.
报道了在钢铁表面发黑新工艺，探讨了发黑机理。
The fundamental of blackening process as well as its formula, procedure and trouble-shooting cases was described in detail.
详细介绍了钢铁常温发黑的原理、配方、工艺过程及常见故障的排除。
Black ash fertilizer fertilizer black, gray, black Chemical Blackening not gray hair, gray hair is not black ash fertilizer.
黑化肥发黑，灰化肥发灰，黑化肥发黑不发灰，灰化肥发灰不发黑。
Based on the electroless plating process at low temperature, a new blackening method with high quality surface was developed.
开发了一种高质量发黑工艺，它是在低温化学镀镍的基础上进行氧化处理的方法。
Deller"s unnarrated film concludes with the image of millions of bats emerging from a cave at sunset and blackening the sky."
戴勒的这部非叙事性电影以这样的情景结尾：数百万只蝙蝠在日落时从一个山洞中飞出，遮蔽了天空。
Results show it has such advantages as rapid blackening, uniform colour, good corrosion resistance, no pollution and low cost.
研究结果表明，该工艺具有发黑速度快、色泽均匀、防腐蚀性好、不耗能、无环境污染、成本低廉等特点。
Processes for room temperature blackening and phosphating of steel as well sd their generality and individuality are described.
阐述了钢铁常温发黑及常温磷化工艺及其共性与个性，并提供了工艺配方。
It cannot be exported because it doesn't remain fresh for a long while and it starts blackening after a day from being collected.
它不能出口，因为其保鲜期不长，采摘后一天就开始变黑。
Abstract: Processes of blackening of iron and steel at room temperature have been extensively used for their peculiar advantages.
文摘：钢铁常温发黑工艺由于其独特的优点而得到了广泛应用。
This custom is called the "blackening of the bride", a very old Scottish tradition; some say even older than Sean Connery himself.
这种习俗被叫做“涂黑新娘”，是一个非常古老的苏格兰传统，有人说甚至比肖恩·康纳利(译者：老牌007那位？)他自己还要古老。
It is found that the glass surface coating method and the collosol-gelling method are feasible for the blackening of glass surface.
经过试验分析，得出了玻璃表面涂覆法和溶胶凝胶法是使玻璃表面黑化的可行途径。
A newly developed high efficient degreasing and rust removing solution for pre blackening treatment of high strength bolt is presented.
根据高强度螺栓发蓝工艺的独特性，研制适用工艺要求的常温除油除锈液，在生产中应用良好。
Blackening processes for electroless nickel deposits are reviewed. Factors influencing the shades and properties of the layer are described.
综述了化学镀镍层黑化工艺方法，影响膜层黑度的因素以及黑膜的性能特点。
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