1 Rural atmosphere:the atmosphere prevailing in rural areas and small towns, without significant contamination by corrosive agents such as sulfur dioxide and/or chlorides

3.7.1 農(nóng)村的空氣：在農(nóng)村和小鎮(zhèn)上的主要空氣中文字慕亚洲精品无码久久，沒有重大的腐蝕劑污染精品国产Ⅴ无码大片在线观看81，如二氧化硫和/或氯化物舔操干视频。

The Corrosive wear properties of Ni60 +20%WC alloy coatings by laser cladded process have been measured and wear-corrosion surface morphologies in diffirent impact velocities and sulphuric-acid concentrations have been studied by SEM.

測定了Ni60＋20％WC合金激光熔敷層的腐蝕磨損性能www7久精品九视频，用掃描電鏡研究了沖擊速度和介質(zhì)濃度對腐蝕磨損表面形貌的影響。

The enhance nient of the corrosion resistance laser dadoling of the CNTs/Ni60 coatings is due to that the reserved carbon nanotubes in the coatings segregate the corrosive medium and promote N-based alloy passivation, the formed phases of the carbide and the reserved carbon nanotubes homogenous distribution in the claddings resist die corrosion.

碳納米管／鎳基激光熔覆層耐腐蝕的原因在于熔覆層保留的碳納米管使熔覆層更加致密欧美一区1080P，隔離了腐蝕介質(zhì)国内一级婬片A片免费看，促進了鎳基合金的鈍化，從而提高了熔覆層的耐蝕性日韩伊人久久不卡二区；同時，熔覆層中保留下來的碳納米管和被分解的碳納米管與金屬基體形成碳化物久久精品欧美1024，作為增強相均勻彌散在熔覆層中18岁禁看网站免费观看，它們的存在阻止了腐蝕坑的長大，因而蝕坑較小国产13一14娇小性，耐腐蝕性得到提高自拍偷拍精品视频网。

The wall must be protected against chemical attack from highly corrosive components of the combusting gases.

必須把室壁保護起來以防止來自燃氣的高度腐蝕性成分的化學侵蝕。

The corrosive principles of corrosions and the stainless steel's inoxidizability in the chemical medium are introduced respectively in the paper.

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As mentioned, leaks from cylinders containing corrosives may escalate because the corrosive material may attack the leak point, making it larger.

如上所述，因為腐蝕材料會侵蝕泄漏點美女在線免費密月A片視頻，使之越來越大亚洲一级精品A片免费视频，裝有腐蝕劑的鋼瓶的泄漏會逐步加劇正在播放国产一区二区中文。

As mentioned, leak s from cylinders containing corrosives may escalate because the corrosive material may attack the leak point, making it larger.

如上所述，因為腐蝕材料會侵蝕泄漏點一级A片免费天天噜，使之越來越大色色五月黄片免费看，裝有腐蝕劑的鋼瓶的泄漏會逐步加劇。

Meanwhile, we supply not only anti-corrosive products as the distributor of Cortec, but also desiccants, humidity indicator cards, aluminum foil bags, nylon bags, shielding bags and other packing materials.

作為美國CORTEC在中國華東區(qū)的經(jīng)銷商欧美亚洲日韩国产精品第6页，專業(yè)提供美國CORTEC的系列防銹包裝材料日韩精品短片影院在线播放视频免费。除此以外，我們還專業(yè)提供干燥劑日夲一级片、濕度指示卡你懂得手机在线播放、鋁箔袋、尼龍袋免费看日批视频、袋等系列防潮包裝材料少妇无码毛片一区二区。

A PMFL sensor with new structure is proposed to detecting the corrosive defects on pipeline with insulation based on analyzing some different sensors by doing experiments and emulations.

在對多種不同結(jié)構(gòu)的傳感器進行實驗和仿真分析的基礎上，提出了一種新型結(jié)構(gòu)的脈沖漏磁傳感器亚洲激情视频网，用于帶一定厚度保溫層管道腐蝕缺陷的檢測九九色九九精品视频。

Second, the use of so-called 500 years does not break down the FRP for the fan shell material, with anti-acid, anti-corrosive, non-rusting, long service life, etc., at the same time can be reduced because of machine due to an excessive number of metallic materials have resonance phenomenon.

二，采用號稱500年不分解的FRP玻璃鋼）為風機外殼材質(zhì)日本女色视频，具有抗酸堿91亚洲第一精品，防腐蝕，不生銹A级黄色网站在线免费观看视频，使用年限長等特點91av视频在线观看网站，同時可減少由于整機因金屬材料過多而產(chǎn)生的共鳴現(xiàn)象。