polarity of chain

• 分子链的极性

polarity of chain的用法和样例：

例句

1. Reverse polarization is the result of improper gender balance.
   相反的极性是性平衡不正确的结果。
2. The polarity of the ends of the open-circuit conductor may then be deduced.
   这样就可以断定开路导体两端的极性。