hardjo哈尔乔型hardadj.硬的；困难的；棘手的；坚强的；残酷的；用力的；液态的；严寒的；确凿的adv.努力地；强烈地；严重地；坚定地hard plastic clay layer硬塑黏性土层hard-core drug addict有重癖的吸毒者Hard dissolve iron ores难溶铁矿石hard-sized book paper重施胶书籍纸hard wired logic system硬线逻辑系统hard structural surface硬性结构面hard shell sphere model硬壳球体模型hard-drawn steel wire硬拉钢丝hard - pipe endoscope硬管内窥镜hard-sphere collision刚性环碰撞