load- action的用法和样例：
例句
- Under the action of all these loads, we can determine the angles of rotation at the ends of each simple beam.
在所有这些荷载作用下，我们可以确定每根简支梁端头的旋转角。 - The shape optimization design model for an arch dam under the action of static loads is dissolved by using the evolution strategy.
摘要采用进化策略求解静力荷载作用下拱坝体型优化设计的数学模型。
