词汇	signal head assembly
释义	signal head assembly 信号机头部装置
随便看	hydrocarbon pyrolysis hydrocarbon radical hydrocarbon ratio hydrocarbon ratio of atomic number hydrocarbon recovery hydrocarbon reforming hydrocarbon reforming cell hydrocarbon refrigerant Hydrocarbon-regenerating reservoir hydrocarbon regeneration hydrocarbon research hydrocarbon reservation hydrocarbon reservoir hydrocarbon reservoir assemblage Hydrocarbon Reservoir Characters hydrocarbon reservoir distribution hydrocarbon reservoir evaluation hydrocarbon reservoir identification hydrocarbon reservoiring hydrocarbon reservoir modeling hydrocarbon reservoir protection hydrocarbon reservoirs hydrocarbon reservoirs forming conditions hydrocarbon reservoirs types hydrocarbon reservoir type