three angular array 三角陣
three axle 三軸
three axle bogie car 三軸臺車
three axle car 三軸車
three axle rigid 三橋商用汽車
three beam colour picture lube 三束彩色顯像管
three bearing crankshaft 三橋承曲軸
three brush dynamo 三刷發電機
three component balance 三分力天平
three core 三心
three dimension measuring machine 三座標測量儀
three dimension milling 三元加工，立體加工
three dimensional analysis 三維分析
three dimensional array 三維陣列，三維數組
three dimensional compaction 三向壓制
three dimensional concentrator 三維聚光器
three dimensional diffraction 三維衍射
three dimensional display 三維顯示
three dimensional dynamic spectrum aha-lyzer 三維動態頻譜分析儀
three dimensional equation 三維方程
three dimensional graph 三維圖形
three dimensional grating 三維光柵
three dimensional magnetic field 三維磁場
three dimensional operating system soft-wale 三維操作系統軟件
three dimensional system 三維系統
three dimensional tree 三維樹
three elements design 三因素設計
three junction transistor 三結晶體管
three moment 三彎矩
three phase watt-hour meter 三相電度表
three plate 三極式模具
three plate molding die 三板式模具
three plates mold 三片式模具
three point bending test 三點彎曲試驗
three series theorem 三級數定理
three shaft 三軸
three start screw 三條螺紋
three wheeler 三輪汽車
three-address 三地址
three-address code 三地址碼
three-address computer 三地址計算機
three-address format 三地址指令格式
three-address instruction 三地址指令
three-address machine 三地址計算機
three-address system 三地址制
three-ammeter method 三安培計法
three-arm unloader 三臂卸卷機
three-axis autopilot 三軸自動駕駛儀，三自由度自動駕駛儀，三通道自動駕駛儀
three-axis coordinate system 三軸坐標系
three-axis gyropilot 三軸穩定自動駕駛儀
three-axis reference system 三軸參考系
three-axis simulator 三軸模擬器
three-axis stabilizing system 三軸穩定系統
three-axle gear 三軸傳動裝置
three-axle roller 三軸串聯式壓路機，串聯式 三輪壓路機
three-bank cylinders 三組汽缸
three-bearing crank shaft 三軸承曲柄軸
three-bearing electricity machine 三軸承式電機
three-blade propeller 三葉螺旋槳
three-blade propeller agitator 三葉螺旋漿攪拌器
three-bladed propeller wind machine 三葉螺旋槳風力發電機
three-brush generator 三刷發電機
three-circuit receiver 三調諧電路接收機
three-circuit transformer 三繞組變壓器
three-coil 三繞組
three-coil dynamo 三繞組發電機
three-column core 三柱型鐵心
three-column transformer 三心柱變壓器
three-component 三組分
three-component alloy 三元合金
three-component system 三組分系
three-constraint fit 三約束條件擬合
three-contact plug 三接點插塞，三心插塞
three-coordinate 三坐標
three-coordinate measuring machine 三坐標測量機
three-core cable 三心電纜
three-cornered scraper 三角刮刀
three-cylinder compound locomotive 三缸復式機車
three-cylinder locomotive 三缸機車
three-cylinder locomotive valve gear 三氣缸式機車閥動裝置
three-cylinder washer 三筒洗機
three-cylindrical-die thread rolling 三圓柱模滾軋螺紋法
three-dimensional 三向的，三維的，立體的，三度的
three-dimensional algebraic variety 三維代數簇
three-dimensional analog computer 三維模擬計算機
three-dimensional boundary layer 三維邊界層
three-dimensional cam 三維凸輪
three-dimensional coil crimp 三維螺旋卷曲
three-dimensional consolidation theory 三維固結理論
three-dimensional crystalline structure 三維晶體結構
three-dimensional crystallinity 三維結晶度
three-dimensional flow 三維流動
three-dimensional lattice 三維點陣，三維晶格
three-dimensional mapping program 三維繪圖程序
three-dimensional microscopic defect 三維微觀缺陷
three-dimensional milling 立體銑削
three-dimensional packing 三維堆垛
three-dimensional pantograph engraving 三維雕刻
three-dimensional pattern 三維圖形
three-dimensional polymer 三維聚合物
three-dimensional profiling machine 三向靠模銑床，成型面靠模銑床
three-dimensional radar 三坐標雷達
three-dimensional ring molecule 三維環狀分子
three-dimensional space 三維空間
three-dimensional stress 三向應力
three-dimensional structure 三維結構，立體結構
three-dimensional technique 三維造型技術
three-dimensions heat treatment 三維熱處理
three-draft wire 三次拉拔鋼絲
three-electrode tube 三極管
three-electrode valve 三極管
three-element 三元
three-element filter 三組件濾波器
three-element servo system 三組件伺服系統
three-figure decimal fraction 三位十進制小數
three-fluted drill 三槽鉆頭
three-fold representation 三重表達，三重表示
three-groove chucking reamer 三槽機用鉸刀
three-grooved drill 三槽鉆頭
three-gun colour picture tube 三電子槍彩色顯像管
three-head milling machine 三軸銑床
three-high billet mill 三輥鋼坯軋機
three-high bloomer 三輥開坯機
three-high blooming mill 三輥式初軋機
three-high cogging mill 三輥式開坯機