The luminous, irregular envelope of highly ionized gas outside the chromosphere of the sun.

管子的末端是一個(gè)大大的球莖狀物三级片第一页，在那氣體濃縮成無(wú)色液體1688在线啪国自产视频。

Envelope of the answer, we will unlock the hearts of 180 days to clove of major c questions adult community.

信封里的答案，將解開(kāi)大家心中180天來(lái)的丁香大成人社區(qū) c疑問(wèn)欧美色屌。

The envelope into the mouth of the luxury and the common seal.

信不開(kāi)次給分為豪華型和普通型一级黄色电影视频影院。

At the same time, for ultraviolet, visible and near infrared range, the thickness, packing fraction and complex refractive indexes of the PZT thin films have been deduced from a transmission spectrum of the films by Envelope method.

同時(shí)可以进去的黄片，根據(jù)PZT鐵電薄膜紫外、可見(jiàn)和近紅外光區(qū)的透射光譜可以直接免费观看的av毛片，采用"包絡(luò)法"計(jì)算出了PZT薄膜的厚度成人av小姐网站在线电影、填充密度以及紫外、可見(jiàn)和近紅外光區(qū)的復(fù)折射率及其射散頻譜GOGO全球高清私拍摄影。

It's the first step in a process that will let us push the envelope on size, indexing speed, accuracy, comprehensiveness, and other dimensions.

" "這是一個(gè)進(jìn)程的第一步免费看黄网址，將讓我們把信封的大小，索引速度又粗又爽又黄操女人视频，準(zhǔn)確性国产精品专区第1页，全面性，和其他方面欧美精品区BB区。

Show a movement, with " sticky " the thing makes object join rises, should choose " stick ", if stick; of envelope, adhesion, conglutinate to wait for place like paste or glue,have, can make an object adheres to the property on another object, with " sticky ", be like adhere element, this glue is very sticky, the maltose is sticky be in at the same place.

表示動(dòng)作久久99精品国产超碰超，用"黏"的東西使物體連接起來(lái)，應(yīng)選擇"粘"97在线精品你懂的，如粘信封最近更新中文字幕大全、粘連、粘附在线播放一级AA片；像糨糊或膠水等所具有的欧美性爱在线免费播放、能使一個(gè)物體附著在另一物體上的性質(zhì)，用"黏"国产精品一级毛片无遮挡，如黏附分子800在线视频免费观看，這膠水很黏，麥芽糖黏在一塊兒了人人上人人插人人操。

According to theory of the conjugate curves and the envelope curve,the corresponding mathematic model of workpiece-tooth-curve was established.

并根據(jù)共軛曲線(xiàn)及包絡(luò)線(xiàn)理論建立對(duì)應(yīng)工件齒廓曲線(xiàn)的數(shù)模型女生性高潮喷水视频，由二者的數(shù)學(xué)模型建立完全接觸面積的算法。

According to the shortage of conventional analyze methods, the conjugate indoor heat transfer field is systematically analyzed, and the conjugate solving method of building envelope heat conduction and indoor airflow field is founded.

根據(jù)傳統(tǒng)分析方法的不足韩国三级片最新，系統(tǒng)分析共軛傳熱室內(nèi)流場(chǎng)三级片视频黄片，建立建筑圍護(hù)結(jié)構(gòu)傳導(dǎo)與室內(nèi)流場(chǎng)耦合求解方法。

Owing to the key conclusion, this paper lays emphasis on the possible ways of realizing the singular conjugation by single—enveloping method. It is proved that the hyperbolic normal arc surface and the involute helicoid both may conjugate in singular points on the condition of single—envelope.

在奇點(diǎn)共軛理論的工程實(shí)現(xiàn)方面农村妇女性A片久久久，文中明確指出二次包絡(luò)是獲得奇點(diǎn)共軛的有效手段日本色区，但并非唯一手段，在滿(mǎn)足特定的運(yùn)動(dòng)幾何條件下日韩av精品视频在线播放，一次包絡(luò)即可獲得奇點(diǎn)共軛九九精选视频。

In this paper, the method, which is based on the theory of envelope and continuous map, is investigated.

文中用此方法分析了一些曲線(xiàn)的重要幾何性質(zhì)，即曲線(xiàn)段上含有尖點(diǎn)国内品精久久久久久久国产、重結(jié)點(diǎn)和拐點(diǎn)以及不含這些點(diǎn)的用控制頂點(diǎn)相對(duì)位置表示的充分必要條件在线视频福利第一网。