field observation是什么意思

用法例句

For the example of Linfen section,the paper mainly introduced the combination of technical index of highway design with the practice.

以沿黄干线为例主要阐述了公路设计技术指标与实地的合理结合。

The purpose was to study the best printing solid density on secondary fibers newspaper,to realize the control of the image reappearance quality and improve secondary fibers newspaper's performance.

本课题的目的是寻找二次纤维新闻纸的最佳印刷实地密度的实验方法,实现对彩色报纸印刷品图像再现质量的控制。

The larger deviation of front guide lines in printing was analyzed with the real cases of halftone plate and solid plate color register printing.

以网线版印刷和实地版印刷套印为案例,对套印过程中表现出的前规线偏差较大故障现象进行了详细分析,明确指出了橡皮滚筒包衬过厚是其根本原因。

On-the-spot investigation and personal interview were conducted.

目的评估《全国预防艾滋病宣传海报发放张贴情况大学生志愿者实地调查方案》的可行性,为修订、完善调查方案和全面开展大学生志愿者实地调查工作提供依据。