The cold light fair instrument principle is to lie a wave-length the high strength between the 480-520 nanometers is only blue, through more than 12000 roots, the total length more than 1 mile fiber-optic conductions, again pass 2 slices Be plated the optical mirror slice of film processing by 30 many times, separate place the whole harmful purple outside and only with infrared ray, irradiation go to daubery on the special fair on the tooth, in the shortest time inside make fair through tooth essence small tube and many in the last years the deposition oxidize revivification function in the tooth surface and the deep dye creation and make the tooth returned to before having not yet dye of pure.

冷光美白儀原理是將波長(zhǎng)介于480-520nanometer之間的高強(qiáng)度藍(lán)光午夜一级免费视频，經(jīng)由12000多根美女扒开大腿让我爽视频免费软件、總長(zhǎng)度超過(guò)一英哩的光纖傳導(dǎo)日本特级永久黄色网站?，再通過(guò)兩片經(jīng)30多次鍍膜處理的光學(xué)鏡片久久鲁一鲁做，隔處了一切有害的紫外光與紅外線(xiàn)国产精品一区馆在线，照射到涂抹在牙齒上的特殊美白劑上黄色网站免费x，在最短的時(shí)間內(nèi)使美白劑透過(guò)牙本質(zhì)小管與多年來(lái)沉積在牙齒表面及深層的色素產(chǎn)生氧化還原作用，使牙齒回到未經(jīng)染色前的潔白美女乱肏屄视频。

The paper induces and analyzes research method of the tooth, including Method line of the tooth theory,Envlopment theory, Camus theory, Circling cluster theory and so on.Based on the past theories,the new measure to deduce the chain wheel tooth equation of roller chain at high speed,Circling cluster and envlopment theory,is proposed by analyzing basic concept of equidistant curve and Willis theory.Following the presentation of drawing lessons from traditional roller chainof the change of stanza line distance. A new type of roller chain at high speed is given in the paper.The paper studies deeply structural characteristics, the change of stanza line distance,separation between plank and bore and so on.According to design requst of roller chain at high speed and the study ofH_y--V_0 tooth chain,the impossibility that Quasi-conjugage engagement theory isrealized by the engagement of roller chain at high speed from the aspect of theory is decribed.

作者綜述了高速滾子鏈國(guó)內(nèi)外研究現(xiàn)狀在线观看欧美一级片，并進(jìn)行了以下研究工作：歸納分析了齒形法線(xiàn)法理論、包絡(luò)法理論天天透天天狠狠狠的、卡姆士定理国产精品不卡无码AV在线播放、圓族法理論等齒形研究方法，在此基礎(chǔ)上亚州一级特黄片免费视频在线，結(jié)合齒形嚙合基本定律亚洲自偷自偷图片在线，分析了等距曲線(xiàn)的基本概念，提出了一種推導(dǎo)高速滾子鏈鏈輪齒廓方程的新方法—圓族包絡(luò)法一特级黄片视频；在借鑒普通變節(jié)距滾子鏈的基礎(chǔ)上久久婷婷五月综合品精，本文提出了一種新型的高速滾子鏈鏈條，深入研究了高速滾子鏈鏈條結(jié)構(gòu)特性及其變節(jié)距免费观看黄网站国产、板孔中心分離等特性日本又硬又爽又黄又粗的视频。

The first special person is the tooth fairy, and the tooth fairy gives you money for your teeth, so it works like this: when you're very young you lose all your teeth, usually one by one, so every time you lose a tooth you put your tooth under your pillow and when you wake up the next day, magically there is money under your pillow, usually it's a silver dollar

對(duì)于那些喜歡利用中午時(shí)間在辦公室里打個(gè)盹的人來(lái)講，有了能夠支持他們這樣做的充分理由强伦姧人妻一区二区。因?yàn)橄ＥD科學(xué)家最新公布的一項(xiàng)研究結(jié)果顯示2015超碰，中午打個(gè)盹能夠降低致命心臟病的發(fā)生，這在工作男性中尤為明顯日韩福利看片不卡在线观看免费视频。

Opening the teeth-pulling operation with an article claiming that Yu's writing consists of four bad teeth — a black tooth, a yellow tooth, a false tooth and a carious tooth — the book systematically excavates Yu's dentures over four parts, ending with a conclusion titled "It's Not the Toothache but the Pain That Kills You."

拔牙手術(shù)"的打頭文章聲稱(chēng)余華的作品有四大壞牙：黑牙91久久五月、黃牙、假牙和爛牙——這本書(shū)系統(tǒng)地發(fā)掘了余華"牙齒"的四個(gè)部分乱伦性爱一区无码，結(jié)尾的題目是"殺人的不是牙痛而是心痛女人18特级一级毛片免费视频。

The features to evaluate the tooth contact quality such as the location of the contact point on the tooth surface, clearance between the meshing tooth surfaces, curve of the transmission error and the path of the contact point are investigated. The accurate geometric representation with non-uniform rational B spline of the worm and the wheel tooth surface is presented then the corresponding program is developed.

根據(jù)平面包絡(luò)環(huán)面蝸桿傳動(dòng)的創(chuàng)成方法，建立了包含加工誤差的蝸桿和蝸輪的齒面方程男人的天堂人人摸人人操，分析了平面包絡(luò)環(huán)面蝸桿傳動(dòng)和平面二次包絡(luò)環(huán)面蝸桿傳動(dòng)的剛性嚙合特性如誤差對(duì)接觸點(diǎn)的位置黄色视频免费A、齒面間隙、傳動(dòng)誤差曲線(xiàn)和接觸點(diǎn)在齒面上的軌跡的影響精品欧美在线精品欧美在线。

Because of the characteristics of tiny ecoenvironment under the gums, gums next stir up an in great quantities poisonous dint's bigger tooth week to the germ in the germ spot, like gum rod bacteria, in the center type rod bacteria, helicoid etc., make the burning disease of gum aggravated and expand to postpone, cause tooth for week bag formation and the tooth slot bone absorption, make tooth burning for week.

由于齦下微生態(tài)環(huán)境的特點(diǎn)panjinlian5.com，齦下菌斑中滋生著大量毒力較大的牙周致病菌，如牙齦類(lèi)桿菌日韩另类制服丝袜自拍视频在线，中間類(lèi)桿菌亚洲AAA久久，螺旋體等亚洲色偷偷偷第一综合网，使牙齦的炎癥加重并擴(kuò)延，導(dǎo)致牙周袋形成和牙槽骨吸收国产对白自拍小视频免费观看在线，造成牙周炎超碰超碰在线播放。

The tartar is a gums various tooth week the harmful germ stirs up a ratio can not little"carry a body", because the gum atrophies, but be disgusted with making oxygen germ can stir up, spread under the gums, hit gum and tooth over a long period of time the week organizes of health;In the meantime such as front say of because of the malnutrition of gum, this eliminates that long under, then cause the adult mouth cavity resist the disease violate of ability, along with age growth but significantly decadent result, thus cause various gum burning, tooth week burning, tooth Sui burning symptom.

牙石是齦下各種牙周有害病菌滋生比不可少的"載體"，由于牙齦萎縮在线视频插，而令厭氧菌在齦下得以滋生先锋在线资源网、擴(kuò)散，長(zhǎng)期侵襲著牙齦和牙周組織的健康九九色这里只有精品视频；同時(shí)如前面所說(shuō)的由于牙齦的營(yíng)養(yǎng)不良少妇激情一区二区免费视频，此消彼長(zhǎng)之下，進(jìn)而導(dǎo)致成年人口腔抵抗疾病侵害的能力欧美操逼网址，隨著年齡增長(zhǎng)而大幅衰退的結(jié)果一级性生活久久无码，從而引發(fā)各種牙齦炎、牙周炎日韩大片在线观看免费播放、牙髓炎癥狀国产精品欧美久久让激情。

Fuse tartar therapy:The tooth gold biotechnology product that contains a natural plant through to lift to do has no chemistry additive, just like flavor, don't need into appetite absorption, brush teeth to gargle and then can see obvious effect just after needing through contain, use in brief, safety Gao, belong to have no pain go to stone, principle be pass to refine from the plant but of essence composition, reaction happen with tartar this kind of chemistry derivatives, thus attain thorough gum fuse tartar of effect, the tooth stone calculus sheds off to recover the sheen that tooth surface originally possessed, passing to brush teeth will have been already fused of gums bottom the tartar clean up, after return can plus the 1 F protection film in the tooth surface, make the tartar no longer easily re- adhered to.

溶解牙石療法：通過(guò)口含天然植物提練的牙齒黃金生物科技產(chǎn)品，無(wú)任何化學(xué)添加劑国产一区二区丁香婷婷，無(wú)異味国产嫖妓风韵犹存对白，無(wú)需進(jìn)入腸胃吸收，只需要通過(guò)口含后刷牙漱口就可以看到明顯效果日欧美老女人，使用簡(jiǎn)單欧美性爱精品一级片，安全性高，屬于無(wú)痛去石韩国一级婬乱片高清视频一，原理就是通過(guò)從植物中提煉而出的精華成份粉色毛片网址，跟牙石這種化學(xué)衍生物發(fā)生反應(yīng)，從而達(dá)到深入牙齦溶解牙石的功效女被男c网站，牙結(jié)石脫落恢復(fù)牙齒表面原有的光澤色综合视频网，通過(guò)刷牙可將已溶解的齦下牙石清理出來(lái)，之后還能在牙齒表面加上一層保護(hù)膜大陆日子一级片亚洲，讓牙石不再容易重新附著午夜AAA精品视频免费观看。

As long as you protect the good kid's baby tooth and make the milk sharp tooth shed off and the Heng sharp tooth harbour time of unanimouslyn and then can't influence a tiger tooth.

只要您保護(hù)好孩子的乳牙，使乳尖牙脫落和恒尖牙萌出的時(shí)間一致就不會(huì)影響虎牙日韩性爱不卡无码av。

Because this produces peculiar tooth jaw face to misshape, constant expression is mid development undesirable reach cave, length of direction of around of bone of the upper jaw and perpendicular direction height shorten, tooth bend is narrow, the tooth lists jam, occlusive relation is disorder, anterior teeth or complete tooth bend are enclothed instead, before mandible true sex or false sex dash forward. 2 use DO method at the back of art of Jiao Zhi cleft palate in the portion caves at the back of art of abnormal cleft palate in the portion caves abnormal treatment method is very much, if Kettle reports block is mental,raise fight a way, the face guard method that Tind Lund uses, wang Ketao [1] uses Peng body to get together 4 fluorine ethylene fills up repair misshapes this kind etc.

因此產(chǎn)生特有的牙頜面畸形18黄片日韩在线观看，常表現(xiàn)為面中部發(fā)育不良及凹陷，上頜骨前后方向長(zhǎng)度及垂直方向高度變短国内精品黄色视频，牙弓狹窄欧美日韩色图，牙列擁擠，咬合關(guān)系紊亂，前牙或全牙弓反覆蓋97精品碰碰视频碰碰，下頜真性或假性前突日本AA视频。2利用DO術(shù)矯治腭裂術(shù)后面中份凹陷畸形腭裂術(shù)后面中份凹陷畸形治療方法很多，如Kettle報(bào)道枕頦支抗法欧美国产主播，Tind lund采用的面罩法91麻豆精品福利在线观看，王克濤[1]采用膨體聚四氟乙烯充填修復(fù)此類(lèi)畸形等。