multibody多柔体Multipref.表示“多个、多种、多方面”multilocal household多居家户multijob programming多任务程序设计multipoint grounding多点接地multipath phenomenon多径效应multibucket trencher多斗挖沟机multi-span skyline多跨式架空索道multichannel profile多测道剖面multimusical culture多元音乐文化multicycle landscape多旋回景观multipurpose defense综合防守