英语语法分析

Freighting merchandise is less expensive than mailing it.

运送商品比邮寄要便宜得多。

In this paper, a particle swarm algorithm was presented to solve the Freighting problem.

本文采用改进粒子群算法求解货物装载问题。

When dogs are equal in all other aspects, the dog nearest the desired freighting size is preferred.

当狗一律平等，但在所有其他方面，狗最接近理想的货运规模是首选。