These are not called estimates, they're set time lines, and they require a different type of analysis — an analysis of what a team can accomplish within a set time frame.
这些不称为评估，实际是要设置时间安排，需要进行其他类型的分析——分析团队在制定时间内能完成什么。
2
The first type of frame I will show you is a raised or lowered border.
我将要介绍的第一类边框是凸边或凹边。
3
Side rail typeframe is a major constructional form of motor vehicle frames.