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lead corrosion test 铅腐蚀试验
Dental metallic materials - Corrosion test methods. 牙科用金属材料。抗腐蚀试验方法。
The corrosion test showed that such glass flakes contained paint could be adopted in different applications. 介绍了玻璃鳞片防蚀涂料的研制和应用。
The time of CuSO 4 dropping corrosion test of the film is more than two minutes. 该处理液高效节能,生成的磷化膜灰色均匀,硫酸铜点滴时间在2分钟以上。
The gasolene treated passed the Doctor test, the corrosion test of copper sheet.The product qualified rate is 100%. 预精制后的汽油博士试验合格，铜片腐蚀合格，产品合格率为100%25。
On the basis of corrosion test data and their statistical analysis, the relationship between alloying elements and corrosion rate has been derived. 在典型的制盐生产工艺使用的卤水介质中，进行了不同成分的低合金钢的腐蚀试验。
In addition, the aluminate phase of the slag could bind chlorides to form Fredel's salt resulting from reinforced concrete corrosion test. 由氯离子渗透试验结果显示，水泥取代率与电荷通过量之关系有一明显折点，此折点可做为选择最适取代率之指标。
The tube leakage of partition overheater of No. 2 boiler in a power plant was studied by means of metallography, intergranular corrosion test and EDS. 摘要针对日照电厂2(上标%23)锅炉屏式过热器泄漏进行了金相试验、晶间腐蚀倾向性试验和电镜能谱分析。
Usually,corrosion resistance of weathering steels is evaluated by the weight-loss method in an accelerated corrosion test. 通常利用加速腐蚀试验采用失重法表征耐候钢的耐大气腐蚀性能。
Research progress on accelerated corrosion test method which can evaluate the corrosion protecveness of the post tensioning grouts is reviewed. 综述了近期国内外在后张预应力结构灌浆材料加速腐蚀实验方面的研究进展。
Corrosion rates of stainless steels increase in long time Salt spray corrosion test, because of microbattery effect of second-phases. 这主要是由于形成点蚀后第二相的微电池效应加速了点蚀的扩展速率所致。
By means of chemical and metallographic phase analysis and ASTM G28 corrosion test, we ana-lyze the corrosion of C-276+16MnR clad steel plate used in the Reactor of Phosphate. 通过化学分析、金相分析和ASTMG28腐蚀试验等方法,对磷酸盐反应釜用C-276+16MnR复合板的腐蚀原因进行了分析。
The corrosion test, impact test and reaction-to-fire test results show that the stratified composite slabs have excellent corrosion resistant, toughness and fire retardancy. 耐腐蚀、阻燃和力学性能等测试结果表明，研制的结构复合板具有优良的耐腐蚀性能、阻燃性能和力学性能。
Due to the unqualified copper strip corrosion test of liquefied petroleum gas (LPG) in Jinxi Petrochemical Company recently, cause analysis was conducted. 摘要针对锦西石化分公司液化气铜片腐蚀不合格现象，对引起液化气腐蚀的物质进行了分析。
The 3 # jet fuel produced by the diesel hydrotreating unit of Jiujiang Petrochemical Company was disqualified because of the silver strip corrosion test. 对九江分公司柴油加氢精制装置在切换生产3号喷气燃料时银片腐蚀不合格的问题进行了研究。
A micro-organism corrosion test of glass surface have been made in the condition of laboratory with photomicroscope. The micro-organism corrosion extent was observed and measured. 在实验室条件下,借助光学显微镜,对玻璃表面进行了生物变质实验。观察并测定了生物变质程度。
Rhodium plating technology on palladium substrate was compared with the common technology on nickel substrate by man-made sweat corrosion test, coating binding force test and cost accounting. 摘要通过耐蚀性人工汗试验、镀层结合力测试、镀层厚度测试以及电镀成本的核算等方法，研究和比较了以钯为基材的镀铑新工艺和以镍为基材的常规镀铑工艺。
The horse forged ahead the lead in the homestretch. 那匹马在最后阶段突然加速跑到前面。
Mague WORK PERFORMED: Corrosion tests of stainless steel for the nuclear reactor superstructure, PORTUGAL. Mague所做工作业绩:在葡萄牙,对核反应堆上部结构进行不锈钢腐蚀试验。
Shirley will try out for the lead in the play. 雪莉将参加该剧主角的选拔演出。