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A Sturdy Probe for Measuring Deep Snowdrifts
Robert L. Jairell
出版Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Department of Agriculture, 1975
URLhttp://books.google.com.hk/books?id=KGzBXlLGzv8C&hl=&source=gbs_api
EBookFULL_PUBLIC_DOMAIN
註釋Sections of hexagonal aluminum rod joined with pump couplings form a rigid probe that does not bend while penetrating ice layers. Bit design is important. Keywords: Snow management, snowpack, snow measurement, snow-depth data.