To solve the problem that lacks systematic product spectrum plan and serialization of design methods and theoretical basis in the design process of crawler crane boom. the main boom is as the research object in this paper. Force model is established in luffing plane and rotary plane by the load combination II when the lifting mechanism and the rotating mechanism simultaneously works. ... https://rrkjscrgonka.collectblogs.com/79712158/dual-functionality-of-the-amyloid-protein-tasa-in-bacillus-physiology-and-fitness-on-the-phylloplane