This area must be grouted for trucks and crane movement.

這個(gè)區(qū)域最好為薄的水泥地面便于卡車和起重機(jī)移動(dòng)国产精品亚洲一区二区欧美激情。

World class hoists and crane from KITO corporation.

世界一流的吊車來(lái)自KITO公司欧美黄片视屏。

A crane hoists construction material in front of a backdrop of high rising buildings, Wednesday in Shanghai, China, 17 Jun 2009

世界銀行將對(duì)中國(guó)GDP今年的增長(zhǎng)速度提高到7.2%，而三月份的預(yù)期是6.5%国产极品黄色。

There are 13 FUSAN CONSTRUCTION MACHINERY CO.,LTD PDF 文件使用"pdfFactory Pro"試用版本創(chuàng)建 www.fineprint.cn FUSHAN TOWER CRANE OPERATINGINSTRUCTIONS-QTZ125G(FS6016) symmetrically installed the two set of slewing mechanism on two side of the support, and pinion of its lower is joggled with outer circle of slewing support correctly.

3.1.7 上支座(見(jiàn)圖 3-7)upper support 上支座上部用 16 個(gè)螺栓與回轉(zhuǎn)塔身相連免费人成在线观看网站可下载，下部用高強(qiáng)度螺栓與回轉(zhuǎn)支承相連。在支承座兩側(cè)對(duì)稱地安裝兩套回轉(zhuǎn)機(jī)構(gòu)可以免费在线观看的黄色视频的网站，而在它下面的小齒輪準(zhǔn)確地與回轉(zhuǎn)支承外齒圈嚙合久久精品亚洲精品无码金。

As main equipment for steel smelting production, ladle crane s are used to move steel or iron ladles in steel smelting workshop with high temperature and a 1ot of dust.

鑄造起重機(jī)是煉鋼工藝中的主要設(shè)備，用于煉鋼車間吊運(yùn)鋼水或鐵水91免费a视频，在高溫性欧美69式XXXX按摩、多塵的惡劣環(huán)境中工作又大又长黄色视频，本文介紹了鑄造起重機(jī)的種類、特點(diǎn)污污网站十八禁在线观看，各種機(jī)型的優(yōu)缺點(diǎn)以及對(duì)鑄造起重機(jī)的特殊要求等刺激影院免费网站在线观看，供設(shè)計(jì)者和使用者參考。

And the briachial-bridge luffing mechanism includes the core technology of the crane.

系統(tǒng)設(shè)計(jì)的優(yōu)劣直接影響到整機(jī)的性能羞羞答答视频在线观看。

In this paper, the optimization of the luffing system of the brachial-bridge portal container crane with combined compensating pulley is studied.

所得到的最優(yōu)解序列將逐步逼近原問(wèn)題的最優(yōu)解男人的天堂国产精品。

A new-type quayside container crane with jib-bridge luffing system as the main working part is brought out.

摘要提出一種以臂橋架變幅系統(tǒng)為主要工作機(jī)構(gòu)的岸邊集裝箱起重機(jī)。

And Genetic Algorithms has some advantage which traditional method don"t have,for example,in Genetic Algorithms we didn"t need the calculation of grade.The optimization design of portal crane luffing system is a good example in which optimization design is applied in engineering design.

門(mén)座起重機(jī)變幅系統(tǒng)優(yōu)化設(shè)計(jì)是將優(yōu)化設(shè)計(jì)方法應(yīng)用于工程設(shè)計(jì)的典型例子国产精品无码专区在线观看，但由于設(shè)計(jì)工程問(wèn)題的復(fù)雜性福利影院大全，采用傳統(tǒng)的優(yōu)化設(shè)計(jì)方法優(yōu)化的成功率及效果并不理想。

Tak ing 80 t crane as an optimum example,thecalculated results show as follows :the luffing path is improved;the in...

對(duì)變幅軌跡的高度差和曲線形狀影響較大的多數(shù)是GAV国不卡wwww、Fa黄网站免费观看、L＿1和a。