 |
| English | Chinese |
| field damage A decline in the productivity of an area of land or in its ability to support natural ecosystems or types of agriculture. Degradation may be caused by a variety of factors, including inappropriate land management techniques, soil erosion, salinity, flooding, clearing, pests, pollution, climatic factors, or progressive urbanization | 田地受损 (一定面积生产率下降或者支撑农业或自然生态系统的能力的下降。下降可能是由多种因素引起，包括不适当的土地管理技术，土壤侵蚀，盐碱化，洪水，空置，害虫，污染，气候因素，或逐渐的城市化。) |
| field experiment Experiment carried out on a substance or on an organism in the open air as opposed to in a laboratory | 实地实验 (在现实中而非实验室对某一物质或有机体进行的实验。) |
| field operating guide | 现场操作指南 |
| field study Scientific study made in the open air to collect information that can not be obtained in a laboratory | 实地考察 (在实地进行考察，搜集一些在实验室搜集不到的信息。) |
| fire information field investigation | 火灾资料现场调查 |
| flow field The velocity and the density of a fluid as functions of position and time | 流场 (流体的速度和密度，表达为位置和时间的函数。) |