Heavy duty and semi-heavy duty vehicles and construction, building, mining, and agriculture machinHeavy duty and semi-heavy dutyvehicles and construction, building, mining, and agriculture machinery diesel engines- Criteria for fuel consumption and e

Heavy duty and semi-heavy duty vehicles and construction, building, mining, and agriculture machinHeavy duty and semi-heavy dutyvehicles and construction, building, mining, and agriculture machinery diesel engines- Criteria for fuel consumption and e aluminum,heavy duty copper heavy-duty是什么意思 “Heavy Duty Sealant”是什么意思? heavy -duty type outlets heavy-duty是什么意思 heavy duty tubs是什么意思 heavy duty denier the heavy-duty people heavy-duty battery是什么意思 heavy duty battery是什么意思 Heavy duty reinforced binding edge Heavy duty Bonnet locks是什么? 请尽快帮我翻译个概述,3100 Series and 3200 Heavy Duty Series Compact OEM Pressure heavy-duty truck应该怎么翻译 thick heavy duty polyester是什么意思RT XLPE insulated (heavy duty) cables 是什么线 Heavy Duty Gully Grates and Frames是什么意思?请英语高手帮帮忙.感激.（谢谢机译的朋友,我已经试过了,效果不理想.）