火山岩遭受天气的腐蚀，需要大量的保护工作才能帮助保存拉帕努伊巨石遗产现有的令人惊叹的状态。
The volcanic stone is subject to weathering, and intensive conservation efforts are needed to help preserve Rapa Nui's stone legacy in its present, awe-inspiring state.
空冷器我们已经一段时间不用了，因为里边腐蚀严重并有大量水漏出。
The air cooler has been out of use for some time because of the serious corrosion inside and a large amount of water leakage.
内复合双金属复合管，用在流体输送中既有效的防止流体中有害介质对管道的腐蚀，又节约了大量的贵金属材料，从而降低了成本。
Inner compound metal pipe is used for the transmitting of liquid medium, it is not only prevent the harmful medium from corrosion of the pipe, but also save lots of metal material and reduce the cost.
在处理和使用腐蚀性化学品或大量溶剂的地方须设置功能正常的紧急洗眼站和淋浴设备。
Functional emergency eyewash station and showers should be provided where corrosive chemicals or high volumes of solvents are handled and used.
腐蚀的发生，会导致大量的重复作业，使原油的生产成本不断上升。
The corrosion causes a lot of repeated well repair, and make the production cost rise continuously.
实验结果发现，试样表面出现大量的氧化腐蚀坑，表面主裂纹优先通过这些腐蚀坑扩展。
Plenty of oxidation etching pits are found on the surface of the specimen after the thermal fatigue test, and the surface principal crack is prone to propagate through these etching pits.
针对不同的涂层体系，通过模拟其在不同腐蚀环境中的失效过程，获得大量的电化学交流阻抗测试数据。
By simulating the failure process of coating in different corrosion environment, a large number of electrochemical impedance test data has been collected.
通过改造，回收了大量的冷凝水且减少了酸性水对厂房、设备的腐蚀。
After innovation, lots of condensate water was recycled. Corrosion of acid water on workshop and equipments was reduced.
通过大量数据统计分析和失效轴承进一步研究，发现航空轴承使用中存在的主要问题是腐蚀和磨损。
Through a number of statistical data analysis and further research to the failure gearing, the main problem in the usage of aero-bearing was corrosion and wear.
桥梁设计者能选用大量的现代高强材料，包括混泥土，钢筋，和多种耐腐蚀的合金。
Selection of materials. The bridge designer can select from a number of modern high-strength materials, including concrete, steel, and a wide variety of corrosion-resistant alloy steels.
这是因为大量的冲击本州岛东部沿海的海水具有强腐蚀性。
That's because the vast amounts of seawater that crashed ashore on the eastern edge of the island of Honshu are highly corrosive.
加氢裂化装置空气预热器翅片管经常发生腐蚀，同时产生了大量的腐蚀产物堵塞空气预热器，造成预热器流通不好。
The corrosion often happens to the tubes of air pre-heaters in hydrocracking plants and blocks air pre-heaters so much, that the circulative effect is not well.
通过大量的实验研究，建立了一套纳米量级牺牲层腐蚀行为的实验研究方法。
A method to study the sacrificial layer etching in nanometer is proposed after lots of experiments.
对于桥梁钢结构的防腐蚀涂装保护，各个国家都投入了大量的人力、物力和财力进行研究。
Each country has thrown in a great deal of manpower, materials and financial to the reaches of anticorrosive coatings of bridge steel structure.
各行业每年为腐蚀问题付出大量和日趋增长的代价。
Every year, industry pays a massive and rising cost for its corrosion problems.
在我国，每年有大量的金属管道因腐蚀而报废。
In our country, a lot of metallic pipes were rejected because of the erosion of the pipelines annually.
对于解决目前我国电厂仍然大量存在的铜管腐蚀现象及事故，电厂的安全、经济、高效的运行有着一定的作用。
It can provide certain reference for solution of brass pipe corrosion still occurred in power plant, and the safety, economic and high-efficiency operation of power plant.
对湿硫化氢环境中应力腐蚀开裂的相关问题，国内外许多学者己开展了大量的研究工作，并取得了一定的研究成果。
Both domestic and foreign scholars have been carrying out large-scale research on the problem of stress corrosion cracking in wet H2S environments, and up to now, certain achievements have been made.
由于腐蚀因素，世界上许多城市将投入大量资金对桥梁进行维修，因为这些标志性建筑已经变成安全隐患。
Due to corrosion issues, several cities worldwide have had to invest significant funds into repairing Bridges, as the landmarks have become safety hazards.
大量的研究结果表明，预处理是提高腐蚀箔静电容量的有效措施之一。
Plenty of investigations show that pretreatment is one of the effective measures to increase the specific capacitance of etched Al foil.
但不管是湿法还是干法纺丝，都要使用大量有毒有害或有腐蚀性的溶剂。
But both in the process of wet or dry spinning, large amount of deleterious solvents, which are unfriendly to the environment, have been used.
长庆油田针对管线内腐蚀问题进行了大量的科研攻关和技术研究，并引进了许多内防腐新技术和新工艺。
Changqing oil field has made a large number of scientific researches and technical studies for the pipeline corrosion problem, and introduced many new technologies, processes and materials.
我国材料环境海水腐蚀试验网站的基础数据积累研究，已经获得了大量宝贵的腐蚀数据。
On the basis of China's material ambient seawater corrosion network test data accumulated, a great deal of valuable corrosion data has been obtained.
稀硫酸腐蚀性强，硫酸法—浓硝酸工艺采用98%H2SO4脱除硝酸中的水，产生了大量的稀硫酸须予以处理。
The use of 98% H2SO4 for removal of water in nitric acid in the sulphuric acid process concentrated nitric acid production will produce large amount of dilute sulphuric acid, which has to be treated.
随腐蚀反应的进一步进行，锆-4合金由于其表面形成大量微裂纹而出现加速腐蚀现象。
While extending the duration of corrosion sufficiently, the rate of corrosion was accelerated by the appearance of a large number of microscopic cracks on oxide surface.
随腐蚀反应的进一步进行，锆-4合金由于其表面形成大量微裂纹而出现加速腐蚀现象。
While extending the duration of corrosion sufficiently, the rate of corrosion was accelerated by the appearance of a large number of microscopic cracks on oxide surface.
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