According to report COSO, surroundings of internal control and appraisal of risks are the keys to improve efficiency and effect of internal control.
据COSO报告，环境和风险评估是提高企业内部控制效率和效果的关键。
The purpose of the internal control objectives to provide reasonable protection: ( 1) operational effectiveness and efficiency;
内部控制的目的是为以下三类目标的实现提供合理的保障：（1）运营的效果和效率；
This coating technology can improve pipeline operation efficiency, reduce costs and prolong pipeline service life, so it is suitable for the internal corrosion control of short distance pipelines.
这种方法可提高管道输送效率、降低成本、延长管道使用寿命，比较适合于短距离的管道内防腐。
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