最近中文字幕大全2019,最近2019中文字幕免费版视频-最近日本MV字幕免费观看,久久中文字幕视频、最近更新-中文字幕九七精品乱码,中国日产乱码无线码-最近中文字幕大全2019是一款在线播放的网站

Bridging tractor, the product has received a number of national patents, the engine gearbox can be optional. Cab, girders, bridge driving the main components of advanced technology and the best selection of the most suitable materials produced. Our company has obtained ISO9001 quality management system and ISO14001 environmental management system. Products full equipped at the factory, all condition test and debug, and rigorous testing to confirm the products in full compliance with the requirements of ISO9001 Quality Management System.

Integral alloy cast iron cylinder head: good sealing, high strength, good rigidity and high reliability

Four-valve intake and exhaust system: full combustion, lower fuel consumption, stronger power

Up-and-down connecting rod: precise and stable quality, can withstand higher burst pressure

Modular design: good sealing, leakage prevention, simple disassembly, convenient maintenance, reduced parts and reduced failure rate