1.
Research on Improving Large-scale Electric Shovel Efficiency of Nanfen Open-pit Mine
提高南芬露天矿大型电铲效率的研究
2.
motor efficiency
发动机效率电动机效率
3.
Development and Application of Bucket Lip Resistant Materials of PH2800XP Excavator
PH2800XP电铲铲唇耐磨材料的研制与应用
4.
blade, for earthworking machines, scrapers, coal ploughs or strippers
推土铲，土工作业机器、铲运机、刨煤机或剥离电铲用
5.
photoefficiency of photocathode
光电阴极的光电效率
6.
an excavator whose shovel bucket is attached to a hinged boom and is drawn backward to move earth.
铲斗连着铰链向后拉能移动泥土的电铲。
7.
transmission efficiency of thermoelectric vehicle
热－电机车的传动效率
8.
efficiency of impulse voltage generator
冲击电压发生器效率
9.
collection efficiency of photomultiplier tube
光电倍增管的收集效率
10.
The Efficiency Research of a ZVT-PWM BUCK Circuit;
ZVT-PWM BUCK电路效率的研究
11.
Research for Energy and Exergy Efficiencies of Solar Thermoelectric Generator;
太阳能热电发电系统的热效率和（火用）效率研究
12.
The index of front tooth type,nasal profile,chin projection and hair form mentioned above showed significant deviation between the two nationalities.
两个民族铲型门齿率、凸型鼻梁率、突颏率、直发率存在显著差异.
13.
Research on Efficient Evaluation of Electric Power Companies Based on Super-efficiency DEA Model;
基于超效率DEA模型的电力公司效率评价
14.
Electric forklift. Turning radius and safety clearance can be shown.
电动铲车。可显示旋转半径和安全净空。
15.
Application of Hall Sensor in WK-4B Excavator;
霍尔传感器在WK-4B电铲上的应用
16.
Analysis for Fracture Stick of 395B Power Shovel and Its Repairing Process
395B电铲斗杆断裂分析及修复工艺
17.
Diagnosis of the Faults that the P&H2800XP Electrical Shovel Hoists Slowly and Powerlessly
P&H 2800XP电铲提升缓慢无力故障诊断
18.
Research of the Optimum Matching of Truck and Shovel at Waitoushan Iron Mine
歪头山铁矿电铲与汽车匹配关系研究