外向环：exocyclic
外销丝：raw silk for export
外校准：external calibration
外协件：cooperation part,cooperative parts,vendors parts
外信道：outer channel
外行星：outer planet
外型芯：outside core
外压脚：outside foot
外芽孢：ectospore
外延棒：extension rod
外延的：extensional; epitaxial
外延结：epitaxial junction
外页表：external page table (EXPT)
外逸层：exosphere
外翼骨：exopterygoid
外因说：external theory
外印茧：outside-stained cocoon
外用的：exterior
外用漆：exterior paint
外圆刃：peripheral cutting edge
外圆锥：external cone
外源的：exogenous
外源河：allochthonous river;allochthonous stream;allogenic river,exotic river;exotic stream
外源说：external source hypothesis
外展的：abductive
外展法：abduction
外展肌：abductor
外罩盖：hood shield;hood cover
外针门：outer door
外枕骨：exoccipital bone
外支承：outboard support
外直径：outside diameter
外止点：outer dead point;outer dead center;external dead center
外指令：external instruction
外周的：peripheral
外轴承：outer bearing
外轴套：outer bushing,outer sleeve
外注图：order drawing
外转的：exotropic
外锥顶：cone apex to crown
外锥体：outer cone,outer cone parts
外纵梁：outer side member
外阻抗：external impedance
外座圈：outer race,outer ring
弯板槽：bending jig plate
弯版机：block bending apparatus, plate curving machine
弯边机：folding machine
弯度计：deflectometer
弯钢筋：bar bending
弯箍机：hoop-bending machine