碱还严重地浸蚀通用的耐火材料。
叙述了浸蚀介质的选取原则。
其原因和浸蚀刺分子吸附降低表面能有关。
The reason is due to chemisorption of etching molecular decreasing surface energy.
使用方法是先制备试样,再用浸蚀剂浸蚀。
The use method is that a sample is firstly prepared and then is etched by the etching agent.
通过盐酸浸蚀法实现了铝合金上直接镀硬铬。
The method of directly electroplating Cr on Al alloy by HCl immersion was studied.
吸入污泥,则易浸蚀球座和球,故要定期更换。
It is easy to suck sludge, and etching tee ball, it should be changed regularly.
据此对浸蚀反应的多种控制参数进行了优化。
Accordingly, a variety of reaction parameters were optimized.
因此,这些腐蚀是海运途中雨水的浸蚀造成的。
Therefore, the corrosion was caused by erosion of rainwater during ocean shipping.
但随着长期雨水的浸蚀,高边坡会出现多种多样的病害。
But along with the Daoist priest time rain water's erosion, the high side slope will present many and varied plant diseases.
湿度对蒸汽轮机效率的影响及其对叶片的浸蚀作用极其复杂。
The effect of the wetness on steam turbine efficiency and the etching effect on the blade were very complex.
用热浸蚀方法可显示磷共晶中组织组成物的形态和颜色特征。
The morphology and color characteristic of microstructure of the phosphide eutectic can be showed with cold and hot erosion method.
该基片具有强度高、传热快、耐浸蚀、成本低、易生产等特点。
The substrate has high strength, high heat conductivity, corrosion resistance, low cost, easy production and other features.
无论那种方法都对建立良好的植被,避免土壤因浸蚀而流失是重要的。
Either way, it is important to establish good ground cover to avoid the loss of soil through erosion.
本文采用显微结晶、化学浸蚀和光学方法研究了KPB晶体的孪生规律。
This paper investigated the law of KPB crystal twinning using microcrystallography, chemical etching and optical method.
铜单晶线材中位错蚀坑密度与材料浸蚀时间,变形量以及晶体学取向有关。
The dislocation etch pits density(EPD) of copper single wires is related with corroded time, deformative extent and crystal orientation of material.
氢脆:由于浸蚀,除油或电镀等过程中金属或合金吸收氢原子而引起的脆性。
Hydrogen brittleness: because, in addition to the erosion oil or plating process such as metal and alloy hydrogen atom absorption and cause brittle.
它还会引起土壤的浸蚀和洪水泛滥,也会摧毁那些以森林为家的人们和动物。
It also causes erosion of the soil and flooding, as well as destroying the people and animals who make the forests their home.
我们实感遗憾,贵货中一部分受海水浸蚀,质量减低很多, 特此报告。
We regret to say that a part of the goods, indeed, nearly half, have lost a good deal of their quality by wetting from sea-water.
基于氢离子注入技术和典型电化学阳极浸蚀法制备了多孔硅有图(PS)薄膜。
Patterned porous silicon (PS) films were fabricated based on hydrogen ion implantation technique and typical electrochemical anodic etching method.
包括除油、浸蚀,磨光、抛光、滚光、喷砂、局部保护、装挂、加辅助电极等。
Including except oil, erosion, polishing, polishing, rolling light, sandblasting, local protection, hanging, plus auxiliary with electrodes etc.
一种硬质合金刀具表面氮铝钛涂层浸蚀剂及其使用方法,涉及一种涂层浸蚀剂。
The invention discloses an etching agent for a carbide tool surface TiAIN coating and a use method thereof, and relates to a coating etching agent.
本文采用无标样浸蚀定量相分析法,实现了高速钢中M_6C与MC相的分别测定。
To determine M_6C and MC in high-speed steels separately, an etching quantitative phase analysis method without standard sample has been developed.
因此,确定电解浸蚀法作为铜铬稀土合金定量金相分析的试样制备方法是切实可行的。
Consequently, it is feasible to determine electro-etching method as the sample preparation method about quantitative metallographic analysis in CuCrRE alloy.
对某河曲进行说明的三维示意图,河的一岸正在形成曲流沙坝,另一岸正在受到浸蚀。
Three-dimensional diagram illustrating a river meander with a point bar being formed on one bank and erosion occurring on the other bank.
针对所制试样,从浸蚀、电化学腐蚀和高温氧化三个方面进行耐蚀性能及其机理的研究。
Corrosion resistance and mechanisms of these alloys were researched through erosion, electrochemical corrosion and high temperature oxidation.
过度放牧(这同样也被“传统的”耕作所广泛采用)导致了土壤浸蚀,并把肥沃的草原变成了沙漠。
Overgrazing (again, widely practised by "traditional" cultures) causes soil erosion and turns fertile pasture into desert.
弱浸蚀:电镀前,在一定组成溶液中除去金属制件表面极薄的氧化膜,并使表面活化的过程。
Weak erosion before plating, in a certain: remove metal parts in the solution of surface extremely thin oxidation film, and make the process of surface activation.
弱浸蚀:电镀前,在一定组成溶液中除去金属制件表面极薄的氧化膜,并使表面活化的过程。
Weak erosion before plating, in a certain: remove metal parts in the solution of surface extremely thin oxidation film, and make the process of surface activation.
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