tuffn.凝灰岩
tuff loam凝灰岩壤土
tuff cone凝灰锥
tufftride(氰化钾盐浴)扩散渗氮, 软氮化
Tuffgrass草坪
Tuff grass草坪草
Tuffnell's插入突变
tuffaceousadj.凝灰质的
Tuff color草坪色泽
Tuffanelli图法内利
tuff cement凝灰岩水泥