Be to overcome secondary pollution and to corrode the equipment problem,from 1960's starts inorganic salt polymer research.

為克服二次污染及腐蝕設(shè)備問題，從20世紀(jì)60年代開始無機(jī)鹽聚合物的研究JIZZ日本ZZ2护士。

This causes the aluminum to slowly corrode and eventually fail.

這就導(dǎo)致鋁支架慢慢被腐蝕致毀壞免费观看的黄色视频网址。

The active gases in the bubble may affect the formation of carbon nano-materials and corrode them.

氣泡中可能存在的活性氣體也會(huì)影響碳納米材料的形成過程，并對所生成的產(chǎn)物進(jìn)行刻蝕一级A片偷窥精品。

Corrode The milk is sour, it must be corroded in the open air.

牛奶有酸味欧美一级在线播放免费，肯定是放在外面壞掉了。

Does not corrode. Does not oxidize.

不腐蝕女生被操免费网站。不氧化黄片的视频。

Unfortunately the fact many computer components would corrode make that unlikely to succeed.

不幸的是，很多計(jì)算機(jī)部件都會(huì)被腐蝕国产孕妇对白在线观看网站大全下载，使得這個(gè)方法不太可能成功欧日美韩二区。

There are corrode spot and pitting on the surface of all valve.

所有閥門表面上都有腐蝕斑痕和麻點(diǎn)。

Development of this discharge lamp waited on the invention of a material which sodium would not corrode .

高壓鈉燈這種氣體放電燈的發(fā)明91人妻自拍，完全依賴于一種新材料的發(fā)明免费A片视频在线观看，這種材料可以不讓鈉泄漏。

The main environment geological question is: The earth"s crust where the faultage and earthquake are active is unstable; collapse , landslide, mud-rock flow and soil erosion ; The underground karst subsides, seepage question; Basic rock expand, expend and compress soil body, the salt deposit corrode out of shape and groundwater"s corrodent harm; The soft soil question of basin; The soft rock body, cracked rock and the weathering rock are relatively poor stability; High and cold regional highways and railways" frozen soils freeze and melt calamity problem; The around rock of tunnel are unstable because of the coal seam gas, spring water, underground developed area; Project cutting slopes, constructed abandon soil and reservoir, lake"s ecology geological environmental protection issue; Thedangerous shoal of the channel % submerged reef question; The problem of rebuilding channel project and dock etc.; And the problem of unstable ground and groundwater corrosivity during building airport; At the same time, with the international big pathways" implementation and completions of constructions, adjusting the cities and counties" constructions , the crowd occupy changing , the cultivated land distribute changing and the adjustments of structure, will cause local environmental geological issues outstanding; According to multiple statistical analysis , value calculate and integrated appraise result, in the northwest and southwest of Yunnan, the traffic relatively low density, traffic engineering is relatively weak impact on environment, It is the area where a environme

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From this experiment, frequency response function could be found, and modal parameter also could be known by curve fitting, then compared with the differences of mode shape and natural frequency by using those modal parameters, also compared with finite element analysis, the results could be applied to detect the structure of beams and prevent it from damage and corrode for the safety in the future.

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