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单模态Biconic光纤连接器：fiber optic connectors, single mode, Biconic

单模态ST光纤连接器 Fiber Optic Connectors, Single Mode, ST | 单模态Biconic光纤连接器 Fiber Optic Connectors, Single Mode, Biconic | 单模态FC/PC光纤连接器 Fiber Optic Connectors, Single Mode, FC/PC

Single Ended：单面燃烧式锅炉

single ended wrench 单头扳手 | single ended 单面燃烧式锅炉 | single engine single-shaft system 单机单轴式

single engined：单发动机的

single engine single-shaft system 单机单轴式 | single engined 单发动机的 | single entry pump 单吸泵

single-screw extruders：单螺杆挤压机

single-point methods单点法 | single-screw extruders单螺杆挤压机 | single-screw, single-stage extruders单螺杆单段挤压机

single column; single line ahead：单纵队

single cam reversing 单凸轮换向 | single column; single line ahead 单纵队 | single drum winch 单筒绞车

single-sheaved block：单滑轮

single-shear single rivet joint ==> 单剪单行铆接 | single-sheaved block ==> 单滑轮 | single-sheet classification system ==> 薄板分选系统

single-shear single rivet joint：单剪单行铆接

single-shear riveting ==> 单面剪铆接 | single-shear single rivet joint ==> 单剪单行铆接 | single-sheaved block ==> 单滑轮

single-row disk：单排涡轮盘

single-riveted lap 单行铆钉搭接 | single-row disk 单排涡轮盘 | single-screw and single-rudder ship 单车单舵船

single-riveted lap：单行铆钉搭接

single-pole single throw 单刀单投 | single-riveted lap 单行铆钉搭接 | single-row disk 单排涡轮盘

single-pole receiver：单极受话器

single-pole knife switch 单极闸刀开关 | single-pole receiver 单极受话器 | single-pole single throw switch 单极单投开关

steam trap valve：疏水阀

球阀 ball valve | 疏水阀 steam trap valve | 蛇管式换热器 serpentine type heat exchanger

aldermanship：市政官

aldermanry 议员 | aldermanship 市政官 | Alderney 乳牛