I could probably just build the boiler from my head now that I have the tube bundle layout complete.

我可以大概只是建立鍋爐從我的頭色色免费视频，現(xiàn)在我有管束布局完成真人无码A级毛片免费久久。

And we'll head for the boiler uptake.

我們前往舉起的鍋爐

In this paper a finite element strength analysis and calculation for the following three types of boiler head perforated by large openings is performed with the help of a plate shell model: i.e., one without any reinforcemen...

理論與實(shí)驗(yàn)研究結(jié)果表明，本文建立的有限元模型用于大開孔封頭強(qiáng)度分析是可行的久草久草视频，計(jì)算結(jié)果與實(shí)測(cè)吻合較好特级黄色视频毛片，實(shí)際應(yīng)力沒有超過材料的許用應(yīng)力

At all times,special equipments that are used to process boiler and oil cylinder head plates,has limitations of various clamping fixtures and difficulties in processing at large.

一直以來，用于加工鍋爐和油缸封頭的專用設(shè)備普遍存在胎具繁多日韩A级毛片久久、加工困難的缺陷久久久久久久黄色网站。

On the basis of analyzing the forming mechanism of elliptical head profile spinning a locus equation for the spinning process has been worked out. Then, proposed in a relatively systematic way is a method for the determination of the following: the parameters of the involute profile form plate for the control of a boiler head spinning, and the...

文中分析了橢圓封頭仿形旋壓成形機(jī)理，建立了旋壓軌跡方程国产一一级成年女子毛片，較系統(tǒng)地提出了控制封頭旋壓的漸開線仿形模板參數(shù)及旋壓道次間距序列的確定方法欧美美女A片一级，并成功地進(jìn)行了工藝試驗(yàn)，為回轉(zhuǎn)體的仿形旋壓控制參數(shù)的確定提供參考一区二区亚洲欧美日韩另类。

boiler head：鍋爐頭部

boiler grate bar 鍋爐爐柵 | boiler head 鍋爐頭部 | boiler horse power 鍋爐馬力

boiler head：鍋爐端板

boiler hatch 鍋爐艙艙口 | boiler head 鍋爐端板 | boiler head 鍋爐鼓筒端板

boiler head：鍋爐封頭

boiler furnace ==> 爐膛 | boiler head ==> 鍋爐封頭 | boiler header ==> 鍋爐聯(lián)箱

boiler head：鍋爐鼓筒端板

boiler head 鍋爐端板 | boiler head 鍋爐鼓筒端板 | boiler header 鍋爐聯(lián)箱

boiler drum head：鍋爐鼓筒端板

boiler drainage 鍋爐泄水 | boiler drum head 鍋爐鼓筒端板 | boiler drum 鍋爐鼓筒