响墩 signal torpedo
有效数字 significant figure
指示浪高 significant ware height
指示波 significant wave
指示波法 significant wave method
指示波浪周期 significant wave period
黄道十二宫 signs of zodiac
硅铝镶 silchrome steel
船型图 silhouette
硅 sili cones
硅酸 silica
硅砖 silica brick
有效数字 significant figure
指示浪高 significant ware height
指示波 significant wave
指示波法 significant wave method
指示波浪周期 significant wave period
黄道十二宫 signs of zodiac
硅铝镶 silchrome steel
船型图 silhouette
硅 sili cones
硅酸 silica
硅砖 silica brick
硅酸监砖 silica brick
硅酸水泥 silica cement
硅酸模数 silica modulus
硅片 silica sheet
硅酸盐 silicate
矿绵 silicate cotton
灰胶漆 silicate paint
矿绵 silicate wool
硅灰 siliceous dust
硅质石灰石 siliceous limestone
硅砂石 ,玻璃砂 siliceous sand stone
硅酸 silicic acid
硅 silicon
硅酸 silicon acid
硅青铜 silicon bronze
碳化硅 ,金刚砂 silicon carbide
硅土 silicon earth
硅铁片 silicon iron sheet
硅鉴钢 silicon manganese steel
硅钢 silicon steel
硅钢轨条 silicon steel rail
硅脂橡胶 silicone rubber
渗硅 siliconizing
丝厂 silk mill
绢状破面 silky fracture
丝绸橡木 silky oak
,辟 ,窗台板 sill 槛
槛锚 sill anchor
阑栓 ,小龙头 sill cock
窗台层 sill course