They should utilize a mechanical lifting device (e.g., block and tackle, hoist, or crane) secured to an overhead support, such as a portable tripod, capable of supporting the weight.

他們應(yīng)該利用機(jī)械起重裝置（如滑輪和滑車、卷揚(yáng)機(jī)或起重機(jī)）AV性爱网址，起重裝置要固定在能夠承受容器重量的高架支撐上亚洲无码小视频免费，如移動三腳架。

The first Thanksgiving dinner had an elaborate menu with venison, wild turkey, goose, duck, crane, swan, and other waterfowl; they also has local seafood: clams, lobsters, mussels, salmon, cod, bass, herring, shad, bluefish, lots of eel and oysters.

第一次的感恩餐很豐盛国产又黄又刺激视频在线，有鹿肉伊人4手机在线视频，野火雞，鵝91久久久中文精品不卡影院，鴨成人免费观看视频免费直播，天鵝以及其他的水禽。他們也有本地的還產(chǎn)品：蛤青青在线视频高清国产视频，龍蝦性福利网，蚌，鮭魚在线网址你懂，鱈无码专区无码专区，青魚，西鯡免费看黄网站AV无码app下载，竹莢魚可以在线看av的黄色网站，以及很多的鰻鱺和牡蠣。

We can do the Numerical controlled cutting as per the drawing of client, and process the flange 欧美孕交视频、 large crane 国产精品免费福利久久、 generator 、 boiler 黄色美女操、 base plate of steel making boiler etc.

我公司可根據(jù)客戶要求按圖紙數(shù)控切割黄色的视频国产在线观看，加工大型法蘭盤、大型起重機(jī)99riAV1国产精品视频、發(fā)電機(jī)所有免费av网址，鍋爐亚州一二区，煉鋼爐底座等。

He told Walt Bonner that Crane, Poole and Schmidt was a green firm.

他告訴 Walter Bonner 色色色城市，他們事務(wù)所是一家綠色事務(wù)所国产精品女主播国产区。

The bogie for this crane is of H type weldable bogie, the primary suspension of the bogie is of journal box helical spring and wedge snubbing system.

該機(jī)的轉(zhuǎn)向架是一種H型焊接構(gòu)架式轉(zhuǎn)向架，轉(zhuǎn)向架的主懸掛為軸箱螺旋彈簧色香视频最新地址，斜楔式減振器2021国产高清视频。

As well as working with Bradlaugh Bradlaugh, Besant also became friends with socialists such as Walter Crane , Edward Aveling and George Bernard Shaw .

以及工作與布拉德洛布拉德洛，貝贊特也成為朋友的社會主義者九色91popny丨熟女，如沃爾特起重機(jī)日本人人操人人爱，何承天aveling和蕭伯納。

This paper is designed to bridge crane grab the electrical control system, application access control system control relay.

本文設(shè)計(jì)的是橋式抓斗起重機(jī)的電氣控制系統(tǒng)美女自慰网站黄色，應(yīng)用繼電接觸控制系統(tǒng)控制又黄又爽的欧美视频。

In this paper, the dynamics characteristics and experimental research of the bridge crane modal are analysised.

本文是針對一個已建成的集裝箱岸橋模型，對其進(jìn)行動力特性計(jì)算與試驗(yàn)分析av体验区。

At present the domestic bridge crane control system requires people at the scene to control, control methods are backward.

目前國內(nèi)的橋式起重機(jī)控制系統(tǒng)都需要人在現(xiàn)場進(jìn)行控制性爱不卡视频网站，控制方式都比較落后。

This machine is called universal bridge crane.

這種機(jī)器叫通用橋式起重機(jī)日韩一级毛一片欧美一级ww。