The red deodar cedar does not need to guard against corrosion and the stress management, not the insect and the fungus, termite's attack and the corrosion, the stability is extremely good, the life is long, not easy to distort, cannot cause the pollution to the environment.

紅雪松無需防腐和壓力處理中文H漫，不受昆蟲及真菌奇米777米奇影888视狠狠、白蟻的侵襲和腐蝕色色色。com，穩(wěn)定性極佳视频在线观看se，使用期限長亚洲视频操，不易變形欧洲女人性开放视频一级a，對環(huán)境也不會造成污染。

1 Except as noted in 10.2, iron and steel parts shall be protected against corrosion by enameling, galvanizing, plating, or

如果無防腐蝕鋼鐵件的腐蝕可增大引發(fā)火災(zāi)或電擊的危險(xiǎn)干干添添摸摸射射AV，則應(yīng)采用噴油自拍偷拍第6页，鍍鋅，電鍍或其它等同方法來保護(hù)在线永久A片免费视频，10.2所述的除外狂插女人。

Therefore, it is very important to take effective measures against corrosion to guarantee the smooth operation and to expand pipeline service life.

因此，對輸氣管道采取有效的防腐蝕措施女人黄色网站，確保管道的正常安全運(yùn)行欧美大屌，延長管道壽命具有重要意義。

C－Corrosive is a neutral petrolatum based system designed to isolate all metal surface. It is developed for long-life protection against corrosion and the water-proofing of pipes, flanges and valves for marine use and the most severe atmospheric, buried and submerged metal surfaces.

STAC(S－表面 T－持久的 A－防 C－腐蝕)是一種基于處于最惡劣的腐蝕環(huán)境－海水中管道的防腐蝕的特殊要求而發(fā)明的一種具有優(yōu)異防腐蝕性能的油性礦酯膠帶国产亚洲日韩欧一级。

The author considers that improving the resistance against pulverization and against corrosion of alloy is the direction for raising the durability of alloy electrode material.

提高合金在非鈍化條件下的抗腐蝕性及抗粉化性是合金化改善合金循環(huán)穩(wěn)定性的方向www.黄色免费网站。

Warning:We do not recommend the user to swim or bathe with this watch,especially in salf water,becouse the USB plug is not protected against corrosion and resldue.

注意：我們不建議用戶在游泳或洗澡時(shí)仍佩帶此手表，尤其是在鹽水中国产在线视频1，因?yàn)閁SB插頭不具備抗腐蝕能力ww黄色。

How to evaluate soil corrosivity reasonably and effectively is the basis of preventing metal materials against corrosion.

土壤體系本身非常復(fù)雜，其腐蝕性的影響因素很多国产亚洲视频网站国产，如何合理有效地評價(jià)土壤腐蝕性是金屬防腐設(shè)計(jì)的基礎(chǔ)www.日本黄色网站。

Body and bonnet: Austenitic stainless steel forgings used for bodies and bonnets offer excellent impact strength, minimal heat loss and protection against corrosion.

閥體和閥帽：奧氏體不銹鋼鍛件用在閥體和閥帽上，具有優(yōu)異的沖擊強(qiáng)度影音影音先锋在线资源AV，最小的熱損耗和耐腐蝕能力羞羞无码不卡视频。

May guard against corrosion, maintain freshness, deodorizes, the decontamination, adjustment water quality, make the water quality to purify, supplement mineral substance merits ect.

可防腐、保鮮、除臭天天干天天射夜夜拍、去污AAAAAA黄色片、調(diào)節(jié)水質(zhì)，使水質(zhì)醇化一级大片网址，補(bǔ)充礦物質(zhì)的不足等優(yōu)點(diǎn)亚洲中文字幕一区二区精品。

It is pointed out by thestatistical analysis that the average life against corrosion fatigue with 95 % confidence for the cold-expansion holespecimens in contrast with that for reamed hole sp...

因此，在飛機(jī)和其他結(jié)構(gòu)的關(guān)鍵部位欧美一区二区入口www，采用冷脹孔技術(shù)是一種提高腐蝕環(huán)境下結(jié)構(gòu)疲勞性能的行之有效的方法欧美尤物国产精品激情在线。