极性标记的英文

polarity mark

• 标记:    tab; sign; stamp; ...
• 极性标记号:    polarity mark
• 极性标:    polar corrdinates

例句与用法

1. Lead - acid traction batteries - dimensions of cells and terminals and marking of polarity on cells
   牵引用铅酸蓄电池.第2部分:电池的尺寸接线端及电池的极性标记
2. Lead - acid traction batteries - part 2 : dimensions of cells and terminals and marking of polarity on cells
   牵引用铅酸蓄电池.第2部分:电池和端子尺寸及电池的极性标记