opposite force

• 反力

opposite force的用法和样例：

例句

1. A reaction generally remains fixed in elevation even though it carries a force.
   即使承受力，通常反力还是在垂直面内维持固定不变。
2. The dynamic characteristics of the magnetic operating mechanisms is decided by the match of the electromagnetic force and the counterforce.
   电磁操动机构动态特性是由电磁吸力和负载反力配合过程决定的。