查询词典 lighting pole

double pole single-throw switch：双极单投开关

double-pole double-throw switch 双极双投开关 | double-pole single-throw switch 双极单投开关 | double-pole switch 双极开关

three pole single-throw switch：三刀单投开关

three pole knife switch 三极闸刀开关 | three pole single-throw switch 三刀单投开关 | three pole switch 三刀开关

three pole single-throw switch：三刀单掷开关

three-pole knife switch 三极闸刀开关 | three-pole single-throw switch 三刀单掷开关 | three-pole switch 三刀开关

pole of the equator：赤极

黄极 pole of the ecliptic | 赤极 pole of the equator | 北极星 pole star

北极;the South Pole,南极：the North Pole

Notes on the text 课文注释 | 1 the North Pole,北极;the South Pole,南极. | 2 a great many photographs,大量照片.

pole plasm：极原生质

极核 pole nucleus;polar nucleus | 极原生质 pole plasm | 极板 pole plate

commutating pole：换向极

commutating pole winding 换向极绕组 | commutating pole 换向极 | commutating pole 换向极、间极

pole scaffolds：木杆脚手架

pole road ==> 木杆道 | pole scaffolds ==> 木杆脚手架 | pole sensitivity ==> 極感度

commutating pole motor：换向极电动机

commutating pole generator 换向极发电机 | commutating pole motor 换向极电动机 | commutating pole winding 换向极绕组

pole pitch at the commutator：换向葡的极距

pole pitch ==> 磁极距=>磁極ピッチ | pole pitch at the commutator ==> 换向葡的极距 | pole plate ==> 磁极钢板

fill rate：订单满足率

道路运输 road transport | 订单满足率 fill rate | 订货周期 order cycle time

roscherite：钙磷铁锰矿

rosasite 纤维绿铜锌矿 锌孔雀石 | roscherite 钙磷铁锰矿 | roscoelite 钒云母