jumbo rock loader是什么意思

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用法例句

Development of ZJ40CZ/K erect truck-mounted rig of 4000m without guyline;

ZJ40CZ/K直立无绷绳4000m车装钻机的研制

Design and improvement of compounding transmission on ZJ30 truck-mounted rig.;

ZJ30车装钻机并车箱的初步设计与改进

Development of ZJ40CZ truck-mounted drilling rig;

ZJ40CZ车装钻机的研制

The ZJ40CZ truck-mounted drilling rig is developed by using hydraulic disc brake and top drive technology.

采用液压盘式刹车和顶驱等先进技术而开发设计的 ZJ40CZ 车装钻机,选用高速柴油发动机为行车系统和作业系统提供动力;绞车和转盘采用液力+机械传动方式驱动,绞车为双滚筒, 采用液压盘式刹车作为主刹车;井架采用液压油缸起升和伸缩。

Simulation Analysis and Experimentation Study on Hydro-Pneumatic Suspensions System for Drill Rig with Automobile Chassis;

车装钻机油气悬挂系统仿真分析与试验研究

Virtual Assembly Technology for Carrier Mounted Rig Based on Pro/E

基于Pro/E虚拟装配技术在车装钻机设计中的应用

Diesel oil drilling equipment down automatically transform

钻井柴油机油压低自动停车装置改造

Application of SDC-1000 Mobile Hydraulic Drilling Rig in Coalbed Gas Exploration

SDC-1000车装全液压钻机在煤层气施工中的应用

derrick, mobile (i.e.,lorries fitted with a derrick assembly, winches or other appliances for drilling

移动式起重机（即装配有起重机组件、绞盘或其他钻井设施的大卡车）

great lengths of drill pipe which are rotated by an engine at the top,

钻杆顶部安装的发动机带动钻杆旋转，

Design and Calculation of ZJ40/2250LDB Rig Drawworks

ZJ40/2250LDB钻机绞车设计计算

A finite element calculation and analysis of the drilling floor of the 4000 m truck-mounted rig

4000m车载钻机钻台的有限元计算与分析

ON A CONTROL METHOD OF MICROCOMPUTER CONTROL SYSTEM FOR DISC BRAKE AUTODRILLER

钻机盘式刹车自动送钻微机控制方法的研究

Safety of disc brake automatic driller system

钻机盘式刹车自动送钻中的安全性研究

A new type of mud pump with high flow, high pressure, compactness and light weight is designed for truck mounted water well drill rig, tackling the difficulty in mud pump matching.

为车装水文水井钻机设计大流量、压力、体积、质量的新型泥浆泵，解决其泥浆泵配套难的问题。

locomotive and car suspension

机车车辆弹簧悬挂装置

The Safety Protection Function of Disc Brake on Oil Drilling Rig

石油钻机用盘式刹车的安全保护功能

Research on Optimization Design for Power Unit of Full-Driller

全液压车载钻机动力头优化设计研究

Probe into Bauer RB50 Truck-mounted Drilling Rig Operational Techniques

宝峨RB50型车载钻机施工工艺探讨

Kinematical analysis and modeling of drilling manipulator in rock drilling machine

凿岩钻车机械臂的运动学分析与建模

Design and Performance Analysis of Frontal Under-Run Protector of Truck

货车前部钻碰防护装置的设计与性能分析

Application and analysis of air-control disc auxiliary brake for mobile rig

气控盘式辅助刹车在车载钻机中的应用分析