| 单词 | line of force |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔flux〕The lines of force of a magnetic field.磁力：磁场的磁力线美国传统〔magnetic flux〕A measure of the quantity of magnetism, being the total number of magnetic lines of force passing through a specified area in a magnetic field.磁通量：衡量磁性强度的单位，指一个磁场中通过某一特定区域的磁力线的数目总和美国传统 |
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