With the coordinated interacton of the abrasive particles in dentifrice, can it abrade or corrode dental restorations made from titanium and change their luster and color so as to influence their appearance and long-term use.

含氟牙膏中一般含有氟化鈉或單氟磷酸鈉，pH值低于7国产美女免费AV片在线播放，在摩擦劑的協(xié)同作用下是否對(duì)口腔中鈦制修復(fù)體有磨損和腐蝕作用自偷自拍你懂的，使其發(fā)生失澤和變色，以致影響它的美觀和長(zhǎng)期使用国产操B在线？

Size effect of the absorptance of the ultra-thin titanium films .

超薄Ti膜吸收率的尺寸效應(yīng)。

The relationship between absorptance and thickness of ultra-thin titanium film in visible, IR region were investigated, results showed that the absorptance of the metal films had size effect.

研究了超薄Ti膜吸收率和直流電導(dǎo)率與薄膜厚度的關(guān)系男人免费天堂，結(jié)果表明永久域名地址18，超薄Ti膜的吸收率具有尺寸效應(yīng)，并具有極大值日女人黄色网站免费看，其結(jié)構(gòu)特征變化是導(dǎo)致吸收率尺寸效應(yīng)的重要原因

But unlike other metals, titanium has a characteristic that enables application of different bright colors to accentuate them.

但不同於其他金屬国产中文在线精品一区，鈦有一個(gè)特點(diǎn)，使應(yīng)用不同的明亮的顏色突出他們免费人欧美成又黄又爽的视频。

Defended Er of · Du Wa one round to hit 59 pole greatly, callaway rolls out wood pole of metal of accipitral eye titanium.

大衛(wèi)·杜瓦爾一輪打了59桿国产精品亚洲一区二区网址，Callaway推出鷹眼鈦金屬木桿。

The Tissot Men's T-Classic PR50 Titanium Watch is designed with strong titanium materials and a superior anti-reflective window.

在天梭男士T古典PR50鈦手表的設(shè)計(jì)具有強(qiáng)烈的鈦材料和卓越的防反射窗口三级国产三级精品网站。

On base of liquid synthesis, the influence of various adulterations on calcination of hydrous titanium dioxide is investigated and the connection of various calcination programs and performance of titanium white is explored.

在液相合成的基礎(chǔ)上91成年人在线观看，實(shí)驗(yàn)研究了不同摻雜條件對(duì)水合二氧化鈦煅燒過(guò)程的影響，探索了不同煅燒程序與鈦白性能之間的關(guān)系国产看视频，制備出了性能優(yōu)良的鈦白原料超碰人妻中文字幕，可供進(jìn)一步加工成化纖鈦白。

Chain of all-round goodness genuine and a gentleman magic magic magic circle chain aerospace materials used to add 99.50 Titanium (nano-titanium), 99.99 germanium, 99.87 magnetic into the entire chain on the release of 360 ° arc current power conversion, cross - Push the neck and shoulder soft, promoting spinal cord, the root vertebral arterial blood circulation, relieve stress and strain point of soreness.

提供 優(yōu)度全能魔鏈真假紳士魔鏈魔圈采用航天材料添加99.50鈦亚洲另类欧美在线综合、99.99鍺亚洲三级免费视频、99.87磁合并在整個(gè)鏈子上360°釋放變頻弧度電流力，交叉推柔整個(gè)肩頸免费A级毛片无码的，促進(jìn)脊髓A毛毛片，根椎，動(dòng)脈的血液循環(huán)日韩视频欧美在线一区，減輕勞損點(diǎn)的壓力和酸痛福利亚洲资源网站av。

We are specialised in titanium dioxide, polymerised ferric sulfate and other products. Our "Global" brand titanium dioxide has been regarded as a famous product.

公司&環(huán)球&牌鈦白粉是江蘇省名牌產(chǎn)品，金紅石型鈦白粉是江蘇省高新技術(shù)產(chǎn)品色无码免费视频一区二区，&環(huán)球&牌商標(biāo)是江蘇省著名商標(biāo)久久久久久久9，在海內(nèi)外享有盛譽(yù)。

Titanium and Titanium Alloys have excellent specific strength and corrosion resisting property, and have important role in application in astronavigation facility, navigation facility, chemical industry and oil industry.

摘要鈦及鈦合金具有優(yōu)良的比強(qiáng)度和耐蝕性日韩激情福利小说视频在线观看免费，在航天航空及石油化工行業(yè)中起著重要作用JJJ无码毛片。