The control and prevention measure i. e. to reduce mental material tensile stress, select suitable material, control of media environment and scheduled maintenance to the pipe is put forward ai...
针对凝汽器用不锈钢焊管产生应力腐蚀开裂问题提出了抑制和防范措施，即降低金属材料拉伸应力，选择合适的材料，对介质环境的控制和对钢管的定期维护保养。
This paper introduces checkup project, frequency and main quality control project for road common material. It also states how to effectively control the raw material quality by prevention measure.
介绍了公路常用材料的检验项目，频率和主要质量控制项目，通过预防，采取措施，达到监控为目的，有效地控制了原材料的质量。
Preventing and decreasing the road traffic injury and falling injury were the major measure of injury prevention and control in Penglai.
预防和减少交通伤害、跌落的发生是蓬莱市伤害预防控制的主要措施。
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