According to the actual working conditions of bolting-shotcrete supporting in coal-mine tunnel,the working mechanism of different buckets was studied,their merits and demerits were analysed,and the double-crank grab bucket with assistant linkage was proved to be an ideal choice of grabbing materials in coal-mine tunnel because its motion trace was definite and symmetric and occupied lesser space.

從巷道錨噴支護中物料抓取的實際作業(yè)環(huán)境出發(fā)，對擬采用的幾種抓斗的工作機理進行了分析研究2018日日干得得啪，比較了各方案的優(yōu)缺點91短视频在线免费观看，指出輔助連桿的雙曲柄抓斗的運動軌跡確定、對稱国产a自拍，且具有在豎直方向上占用空間最小的特點日韩伊人久久不卡二区，是井下巷道施工中物料抓取的理想選擇，這種設計方法能夠為相關抓取裝置的設計起到參考作用久久精品欧美1024。

Grab Bucket Ship Unloader is one of the large scale port logistic equipments.

抓斗卸船機作為港口重要的大型物流設備之一18岁禁看网站免费观看，在散料接卸中發(fā)揮著重要的作用。

This national standard is applicable to the general gantry cranes operating outdoors (hereinafter referred to as "cranes"), and their fetching device is hook, grab bucket or magnechuck, or made of two or three aforesaid means.

本標準適用于露天作業(yè)的通用門式起重機国产13一14娇小性，其取物裝置為吊鉤自拍偷拍精品视频网、抓斗或電磁吸盤，或同時用其中二種或只種日韩欧美一级视频免费播放。

Nanjing Changjiang Waterway Engineering Bureau currently has the Netherlands, Japan and China to build its own large and medium-sized aircraft from harrow suction, suction, chain bucket, grab dredger, blowing mud vessels and other vessels dredging ships, as well as a large number for the dredging, fill supporting the use of auxiliary vessels and ancillary equipment such as sludge pipeline.

長江南京航道工程局目前擁有荷蘭激情毛片免费看、日本和我國自行建造的大、中型自航耙吸式亚洲男人天堂av无码、絞吸式久久公开免费视频观szs、鏈斗式、抓斗式挖泥船美女在線免費密月A片視頻、吹泥船等多艘疏浚工程船舶国产黄片性爱，以及大批為疏浚、吹填配套使用的輔助船舶和排泥管線等輔助設備jjizz在线网站。

When an ore ship unloader is digging ore from a ship cabin, the digging weight of the grab bucket is based on how much the grab bucket fall down.

如何自動控制抓斗下沉量欧美孕妇变态重口另类，在確保安全的前提下，能獲得最大的抓取比曰韩一区二区，這是提升作業(yè)效率的關鍵操逼免费性爱网站。

grab bucket：抓斗

grab bucket loader 抓斗裝載機 | grab bucket 抓斗 | grab car 抓斗小車

grab bucket：抓巖機的抓斗

grab 抓巖機 | grab bucket 抓巖機的抓斗 | grab bucket excavator 抓斗式挖掘機

grab bucket：挖泥抓斗

調速器裝置 governor gear | 挖泥抓斗 grab bucket | 圖示板 graphic panel

grab bucket：的翻譯

Grab bucket的翻譯: | Grab bucket相關詞的翻譯: | 抓斗驅動:Grab bucket driving

grab bucket conveyer：抓斗式運送機

grab boat 抓斗式挖泥船 | grab bucket conveyer 抓斗式運送機 | grab bucket gantry 抓斗龍門吊