四畫
    不平衡 imbalance
    不含鐵金屬；非鐵金屬 non-ferrous metal
    不貫穿孔；閉孔；盲孔 blind hole
    不貫穿鳩尾榫 lapped dovetail joint
    不對稱 asymmetry
    不銹鋼 stainless steel
    不穩(wěn)定平衡 unstable equilibrium
    中心 centre
    中心線 centre line
    中心沖 centre punch
    中心鉆 centre drill
    中心鉆嘴 centre bit
    中央處理器 central processing unit (CPU)
    中性 neutral
    中性平衡；隨遇平衡 neutral equilibrium
    中性軸 neutral axis
    中密度纖維板 medium density fibre board (MDF)
    中粗銼紋 second cut
    中碳鋼 medium carbon steel
    中線 neutral wire
    互補金屬氧化物半導(dǎo)體 complementary metal oxide semiconductors (CMOS)
    介子；墊片 washer
    介指鐵 ring mandrel
    介電常數(shù)；電容率 permittivity
    介穩(wěn)態(tài)的；亞穩(wěn)態(tài)的 metastable
    內(nèi)力 internal force
    內(nèi)卡尺 inside calipers
    內(nèi)能 internal energy
    內(nèi)涵性質(zhì) intensive properties
    內(nèi)圓彎鑿 scribing gouge
    內(nèi)鎖式配件 interlocking fitting
    內(nèi)燃機 internal combustion engine
    內(nèi)螺紋制造法 tapping
    內(nèi)螺絲 internal thread
    內(nèi)彎邊 concave edge
    六角金屬枝 hexagonal bar
    六角匙 Allen key
    六角頭螺絲 hexagonal head screw
    公制的；十進制的 metric
    公差 tolerance
    冗余構(gòu)件 redundant member
    分力 component force
    分子 molecule
    分子力 molecular force
    分切；分割；切斷 parting off
    分貝 decibel
    分析 analysis
    分析及批判學(xué) analytical and critical studies
    分析器 analyzer
    分流器 shunt
    分界面；界面；接口 interface
    分厘卡 micrometer
    分規(guī) divider
    分割車刀架 parting tool holder
    分解 decomposition
    分壓器 potential divider; voltage divider
    隔離開關(guān) isolating switch
    切削工具 cutting tool
    切削液 cutting fluid
    切削深度 depth of cut
    切屑；碎屑 chip
    切線鋸法 tangential sawing
    切輥紋；滾紋 knurling
    切斷；分切；分割 parting off
    切斷工具 parting tool
    勾；勾腳 hook
    勾刀；膠片刀 plastic cutter
    化膠水 tensol
    反向偏壓 reverse biased
    反相放大器 inverting amplifier
    反相器 inverter
    反射 reflection
    反電動勢 back e.m.f.
    反饋；回輸 feedback
    天拿水；稀釋劑 thinner
    天梯牙；齒條 gear rack
    天然木材 natural timber
    天然干燥法 air seasoning
    孔隙率 porosity
    尺寸 dimension
    尺寸線 dimension line
    尺身 blade
    引力；重力 gravitational force
    心形凸輪 heart-shaped cam
    心材 heartwood
    心軸 mandrel
    心銷 core pin
    手工具 hand tool
    手工鋸 junior hacksaw
    手削法 paring
    手持虎鉗 hand vice
    手柄 handle
    手套 gloves
    手掃漆 brushing lacquer
    手推車 barrow
    手提式豎線鋸 portable jigsaw
    手提電動工具 portable power tool
    手提電鉆 electric hand drill
    手進給 hand feed
    手搖曲柄鉆；弓形手鉆 brace
    手搖鉆 hand drill
    手銼 hand file
    手鋸；板鋸 handsaw
    手錐 bradawl
    手轆軋機 hand rolling machine
    支柱；支撐物 strut
    支架；支座 support
    支點 fulcrum; pivot
    文字 text
    方向 direction
    方向針 pointing needle
    方枝 square bar
    方波形 square waveform
    方波產(chǎn)生器 squarer
    方型牙板 rectangular die
    方格紙；網(wǎng)格紙 grid paper
    方通 square tube
    方塊圖 block diagram
    方銼 square file
    方頭鉆嘴 square shank bit
    方螺帽 square nut
    方邊鑿；直邊鑿 firmer chisel
    木 wood
    木工 woodwork
    木工工作間 woodwork area
    木工工作臺 woodworker's bench
    木工車床 wood turning lathe; woodworking lathe
    木工鉛筆 carpenter's pencil
    木工刨床 thicknessing and planning machine
    木牙螺絲；木螺釘 wood screw
    木材 timber
    木材車削 wood turning
    木材車削工具 wood turning tools
    木屑壓合板；萬花板 chipboard
    木條接榫 corner strip joint
    木圓頭槌 doming mallet
    木模；模型 patterns
    木線 wood strip
    木膠粉 ureaformal dehyde resin glue
    木銼 rasp
    木螺釘；木牙螺絲 wood screw
    木槌 mallet
    止推軸承 thrust bearing
    止推墊圈 thrust washer
    比例 proportion
    比例尺 scale
    比例常數(shù) proportionality constant
    比例極限 proportional limit
    比較器 comparator
    比熱容量 specific heat capacity
    水平投影面 horizontal plane
    水平儀；平水尺 spirit level
    水氣掣；漏電斷路掣 earth leakage circuit breaker (ELCB)
    水晶膠；聚酯樹脂 polyester resin
    水晶膠的鑄造成形 resin casting
    水磨砂紙 silicon carbide paper
    火叉 firing fork
    火水；煤油 kerosene
    火牛；變壓器 transformer
    火石輪 grinder
    火花電蝕法；放電極加工 electrical discharge machining
    火酒；工業(yè)酒精 methylated spirit
    火鉗 tongs
    火線；活線 live wire
    火磚 fire brick
    爪扣；爪形離合器；犬齒式離合器 dog clutch
    牙板；絲模 die
    牙板扳手；絲模扳手 die holder (stock)
    牙板螺帽 die nuts
    牛皮膠；動物膠 animal glue
    牛油紙 tracing paper
    牛頓運動定律 Newton's laws of motion
    犬齒式離合器；爪扣；爪形離合器 dog clutch