The mainly working elements are: crankshaft and clamp are built on the imovable table-board. The headstock has aiguille and it follows dragging board to come true the boring athletics.The landscape orientation of dragging board, the up and down sport of shaking-arm and the running of dragging board turn up the modulating of working station.

其大體工作原理如下：曲軸和夾具安裝在固定不動(dòng)的平臺(tái)上，裝有鉆頭的主軸箱隨進(jìn)給拖板實(shí)現(xiàn)鉆削進(jìn)給運(yùn)動(dòng)国产主播秋霞，工作位置的調(diào)整是通過(guò)大拖板橫向運(yùn)動(dòng)一级黄片在线精彩视频免费播放、搖臂的上下運(yùn)動(dòng)、搖臂的轉(zhuǎn)動(dòng)來(lái)實(shí)現(xiàn)的午夜性生活免费视频。

It's boring as all hell, but there is a little alcove on the second floor where we can do all sorts of naughty things.

雖然很無(wú)聊国产嫖妓凹凸视频，可是那兒的二樓有一個(gè)房間，我們可以在那兒盡情放蕩人人看人人摸人人操人人色。

We got a 10-days holiday with the coming of Western's All Saints' Day, I would like to visit a friend in Germany and extricate myself from the recent boring life.

西方的萬(wàn)圣節(jié)如期而至有色有爽，隨之而來(lái)的是我們很輕松的一段假期，由于前段時(shí)間的運(yùn)氣實(shí)在是不怎么樣免费欧美在线，所以決定出去走走亚洲女优操逼色视频，看看在德國(guó)的老朋友，順便也可以散散心免费一级特大爱黄片。

The first time ,you stringed along with me to have a chat on the internet all-night , just worried that I would feel boring.

The第一次亚洲精品第五页第六页，你和我一起弦樂(lè)器有一個(gè)在互聯(lián)網(wǎng)上聊天通宵，只是擔(dān)心人人爽人人操官网，我會(huì)覺(jué)得無(wú)聊。

Girls in general saw a moment, we found that boring, and sat to one side from snacks to share, boys, it is not, of their total enjoy chasing the dragon boat race down the shore, because of the people paddling up the larger, almost every boys who have significant traces of water splashing.

女孩子一般看了一會(huì)兒www.99re.8com，便覺(jué)得無(wú)趣了天天做日日做狠狠做，就坐在一旁分享起零嘴，男孩子呢欧美另类中文清纯一区，則不然精品久久艹，他們總喜歡沿著岸邊追著龍舟跑，由于劃槳的人力度較大操B網站，幾乎每個(gè)男孩身上都有水花濺著的痕跡国产农村一区二区在线播放。

The company produces the processing equipment to be advanced, check-out facility excellent, has the numerical control lathe, the numerical control drilling machine, the machining center, the numerical control gear-hobbing machine, the gear shaper, the fine borer, the universal milling machines, each kind of grinder, the table planer, the booklet bender, the large-scale lathe, the mechanical slicer, high intermediate frequency quenching, the well type, the box-type hardening furnace, the tempering furnace, the automatic welding machine, the X-ray crack detection machine, the cloth, the Rockwell tester; Electric hoist test platform, sound-level meter, varnish film thickness gauge, altazimuth, level; The material analysis laboratory, the metallography analysis room and so on full had guaranteed strictly the vehicle, the mill, dig, rub, pull, the boring, to drill, the ramming, cutting, the angle iron, the chemical examination and the heat treatment and so on complete technical process.

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After boring work, our common interest is to watch amatory filck

下班了91亚洲精品视频。色色色网址免费。大家共同的愛(ài)好就是看看A片什么的。亚洲色全情网站大全。

I wanted to change this kind of boring movements into a kind of anneal to my body and will.

最早計(jì)劃的事情是早晨起來(lái)跑步99热这里只有精品免费观看，每天早晨6∶00起床，跑步30分鐘色狼www.，要把枯燥的動(dòng)作變成身體和意志的鍛煉开心五月丁香婷婷国产在线A片。

"Why are you so boring?" the anteater asked.

食蟻獸問(wèn)為什麼你這麼無(wú)聊？

The art with anthropotomy is a relatively complicated and boring theory course, and therefore we should avoid monotonous and dull style in our way of teaching as far as possible.

藝用解剖學(xué)黄页免费视频播放在线播放，是一門(mén)較為復(fù)雜又較為枯燥的理論課程三级裸体aⅤ\，因此，在教學(xué)上wwwcom三级视频三级六’三级片三级片，應(yīng)盡力避免單調(diào)乏味的教學(xué)方式黄色性爱视频网址。