They are metal column and septum, metal round taper and column.

四端口的匹配采用了兩種匹配方法。

He glanced at his own white taper fingers, shuddering slightly in spite of himself.

他瞧瞧自己白而修長的手指久久ri国产蜜臀AV，不由自主地微微打了個寒噤激情在线小说视频。

Because the guide pulley motion way of DK7725e moves for the single guide pulley, so it only can process small taper up and down abnormities part.

另外777性视频，由於DK7725e機(jī)床的導(dǎo)輪移動方式為單導(dǎo)輪移動免费一极a片，所以曰本另类女同专区久久精品，只能加工小錐度上下異形零件。

In this paper, working principle of taper magnetic slideway a re introduced.

文章提出了磁懸浮導(dǎo)軌概念美国一级做a一级视频，介紹了磁懸浮導(dǎo)軌的工作原理，并且討論了磁懸浮導(dǎo)軌的設(shè)計計算的方

A new type fiber coupling system is designed,which consists of four parts:large aperture lens,1/4 pitch grin lens,taper fiber and step optical fiber with spherical end surface.

設(shè)計了一種新型的耦合系統(tǒng)欧美色日，該耦合系統(tǒng)由大口徑聚焦透鏡久久久久久久久久艹、1/4節(jié)距自聚焦透鏡、錐形光纖和球端光纖四部分組成欧美大尺度免费性交。

In experiment, large-mode fiber fusion splicer was applied to taper fibers.

基于理論分析国外最大AV，采用改造的大模光纖熔接機(jī)進(jìn)行拉錐實(shí)驗研究黄片a级a级a级。

In a report about swimmers, it was shown that a two and a half week taper was insufficient to recover from the staleness of a six-month season.

在關(guān)于游泳運(yùn)動員的一份報告中提到，在一個為期六個月的集訓(xùn)后只安排兩個半周休息時間福利影院地址，是無法完全恢復(fù)的爆乳网站。

The machining and stiffness measurement of the key surface of feedback stick, taper surface, is a big problem in manufacturing of servo valve. And it is more serious in new model feedback stick, which is used in new generation carrier rocket and manned spacecraft.

反饋桿的關(guān)鍵表面——細(xì)長圓錐面的加工及其剛度檢測一直是伺服閥生產(chǎn)的一大難題，對于新一代運(yùn)載火箭和載人飛船所采用的新型號反饋桿3Dh动漫很疼还往，該難題變得更加突出熟女操B视频。

I grasped it in my hand, put out the flame as quickly as I could, lighted my taper in the fire itself, and opened the crumpled paper with inexpressible emotion, recognizing, when I had done so, that these characters had been traced in mysterious and sympathetic ink, only appearing when exposed to the fire; nearly one-third of the paper had been consumed by the flame.

我嚇了一跳。趕急把那張紙抓在手里91精品午夜福利在线看桃花岛，撲滅了火久久婷婷香蕉热狠狠综合，直接點(diǎn)燃了那支小蠟燭，然后帶著難以表達(dá)的激動心情攤開了那張扭皺了的紙国产一级A片免费观看com。我發(fā)覺那上面的字是用神秘的隱顯墨水寫的国产乱伦视频免费观看，只有拿到火上去烘才會顯現(xiàn)出來。那張紙有三分之一多一點(diǎn)已被火燒掉了男插女的视频黄。

You'd better taper off the amount of time given to rest.

你最好逐漸地減少休息時間亚洲专区第一页。