Analyze and make improvements to day-to-day production activities in order to achieve maximum utilization of resources, high product quality and low cost of manufacture.
对日常生产活动进行分析和改进，以达到最大限度地利用资源、降低制造成本，并保证产品的高质量。
For this reason, the scientific and reasonable water resources protection planning should be formulated to realize the high efficient utilization and effective protection of water resources.
为此，必须制定科学、合理的水资源保护规划，以实现水资源的高效利用和有效保护。
The problems of eco-environment of Shiyang valley are serious. The main factors of them are high pressure of population to environment and irrational utilization of water resources and so on.
石羊河流域生态环境存在着严重的问题，主要是由于人口对生态环境的压力过大、水资源利用不当等因素引起的；
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