feasible economically

It is feasible economically to purify PPS resin by water-washing. When high quality is required, the resin can be purified by an acid-washing.

水洗净化PPS树脂的工艺经济可行，在要求较高时，可采取酸洗等方式提高纯度。

Buildings contribute to human life when they provide shelter, enrich space, complement their site, suit the climate, and are economically feasible.

建筑为人类提供庇护所，丰富活动空间，拓宽场地，适应多变气候，并且也具有经济可行性，从而为人类生活做出贡献。

As compared with other means of reaching our social goals, the technological has come to seem the most feasible, practical, and economically viable.

作为其他的达到我们的社会目标的手段的比较，技术已经变成看似最可行的，最有实践性的，最节约的可行性。