乐高机械组 42131 卡特彼勒 D11T 推土机

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• intros：{"brand_intro":"乐高集团创立于1932年丹麦，是全球知名的拼搭积木玩具制造商。其机械组系列以高度还原真实工程机械结构著称，通过齿轮、连杆、马达等元件模拟液压传动与动力系统，深受儿童与成人玩家喜爱，被誉为\"工程启蒙第一品牌\"。","product_intro":"该产品为乐高与卡特彼勒联名推出的旗舰级工程机器人套装，包含3854个零件。通过CONTROL+应用程序可遥控推土机前进、后退、转向及铲刀升降，模拟真实液压动作。配备大型履带底盘、可动推土铲和裂土器，拼搭过程高度还原D11T的机械传动原理，适合12岁以上玩家。","key_specs":["适用年龄：12岁+","零件数：3854个","动力方式：CONTROL+蓝牙遥控（6节AA电池）","尺寸：拼搭后约57cm长×26cm宽×23cm高","功能：前进/后退/转向/铲刀升降/裂土器动作","材质：ABS塑料"]}
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