Setting Up Your First Graph скачать в хорошем качестве

Setting Up Your First Graph

The most basic function possible with the USGS Data Grapher is the one site, one parameter plot. Starting with the Time Series, One Site feature, you can select any of the sites that have been loaded into the Data Grapher system; for the Oregon Data Grapher, data from nearly 300 monitoring sites from Oregon and southwest Washington have been loaded. The available water-quality parameters vary by site, with some locations monitoring only Stage and Discharge, while others include water temperature, dissolved oxygen, pH, turbidity, and others...