一般由工程部决定ecn，没有工程变更要求管理系统。
It is up to only Engineering to decide for ECN. No systematic ECR feedback.
在实际施工中，遵照变更要求，修改计算机辅助设计和规划。
Revise computer-aided designs and plans to comply with modified specifications made during actual construction.
他们同意后或鉴于双方的行为，合同各方可以放弃书面的变更要求。
Through their consent or mutual conduct, the parties to a contract may waive the written change requirement.
由于用户要提交变更要求，所以他们想要发送给用户一封措辞更好的电子邮件。
Since users were going to be submitting change requests, they wanted a nicely worded E-mail to be sent to the user.
虽然这个目标非常有价值，但在实际中，仍然会存在单个组件中的很多变更要求对其他组件进行更改的情况。
While this is a valuable objective, in reality there will still be many changes within a single component that require change in other components.
男士可能更青睐身量苗条的女士，女士可能更仰慕身材颀长的男士，但双方会根据市场状况变更要求。
Men may prefer slim women and women favour tall men, but both will alter their demands in response to market conditions.
然而，一个产品也许要经过改变才能通过自动化方式的测试——这对架构或开发工具的变更要求将会是非常巨大的。
However, a product may need to be altered to be testable through automated means - this could be as dramatic as a change in architecture or development tools.
由于在施工中业主可能提出变更要求，或者有不可预见的突破成本或节约成本的情况发生，对成本估算进行及时更新是很必要的。
A revised estimated cost is necessary either because of change orders initiated by the owner or due to unexpected cost overruns or savings.
我国企业自发性会计政策变更要求企业使用追溯调整法进行会计处理，但在现实中，自发性会计政策变更的会计处理暴露出许多不足之处。
The enterprises usually carry out voluntary accounting policy changing by the method of trace-back adjustment in accountant dealing in China, But there are some defects in the method.
我国企业自发性会计政策变更要求企业使用追溯调整法进行会计处理，但在现实中，自发性会计政策变更的会计处理暴露出许多不足之处。
The enterprises usually carry out voluntary accounting policy changing by the method of trace-back adjustment in accountant dealing in China, But there are some defects in the method.
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