单总体 single population
单口阀 single ported valve
单罐过滤器 single pot filter
单精度 single precision
单一价格 single price
一次购买 single purchase
单闸板防喷器 single ram preventer
单产量 single rate
单级减速齿轮装置 single reduction gear unit
单反射层 single reflecting horizon
单行铆对接 single rivet butt joint
单行铆接 single rivet joint
单口阀 single ported valve
单罐过滤器 single pot filter
单精度 single precision
单一价格 single price
一次购买 single purchase
单闸板防喷器 single ram preventer
单产量 single rate
单级减速齿轮装置 single reduction gear unit
单反射层 single reflecting horizon
单行铆对接 single rivet butt joint
单行铆接 single rivet joint
单行铆搭接 single rivet lap joint
单级抽油杆柱 single rod string
单排滚珠轴承 single row ball bearing
单列径向轴承 single row radial bearing
单皮碗抽子 single rubber swab
单次散射 single scattering
单螺杆挤出机 single screw extrusion machine
单节式涡轮钻具 single section turbodrill
单检波器地震道 single seismometer trace
分层开采完井 single selective completion
单面装卸油栈桥 single service rack
单点测斜照相机 single shot camera
单点井斜方位测量仪 single shot directional surveying instrument
单点测斜胶片 single shot disc
单点测量井斜仪 single shot tool
单中心催化 single site catalysis
点震源 single source
单稳定器结构 single stabilizer configuration
单星导航 single star navigation
单步 single step
单步操作 single step operation
单步法 single step process
单管 single string
单管可收回式封隔器 single string retrievable packer
单相扫描 single sweep
单向斜 single syncline
单头螺纹 single thread
单套液化石油气装置 single train LPG plant
单次测线 single traverse
一次起下作业 single trip