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供应:99999
发货:3天内
斜面配件:物理小车 该小车车体采用优质塑料制造，车轮采用优质微型轴，该小车具有不跑偏，磨擦力小，不怕掉地摔坏载重量可大等优点。 PhysicsCar Bodyofthecarismadeofhighqualityplastic;thewheelsadopthighqualityminiaturebearing,andthiscarhasAdvantagessuchasnon-wandering,smallfrictionforce,anti-brokenwhilefallingtoground,andloadcapacityamountingto2000g,etc 网 址WWW.MZHSX.COM