Introducesd the main revision content and the issues should be noted in the use of the new "polyethylene gas pipeline engineering Technicalschedule".
介绍了新《聚乙烯燃气管道工程技术规程》主要修改内容及使用中应注意的问题。
2
The programme is now seven years behind schedule as a result, firstly of increased costs, then of technical problems.
该计划现在比预定的计划晚了7年，首先是因为费用增加，其次是由于技术问题。
《柯林斯英汉双解大词典》
3
Adverse trends might impact system design activity with corresponding risks to technical, cost, and schedule baselines, as well as to customer satisfaction.