Evaluating the quality and completeness of ore extraction with active-shovel excavating machines

Evaluation of the specific energy consum

Evaluation of the specific energy consumption of a working process using an excavating machine with an active shovel

✍ A. K. Mattis; S. V. Shishaev; G. D. Zaitsev; A. V. Tolmachev 📂 Article 📅 1991 🏛 Springer 🌐 English ⚖ 432 KB

Quantitative analysis and chromatographi

Quantitative analysis and chromatographic fingerprinting for the quality evaluation of Forsythia suspensa extract by HPLC coupled with photodiode array detector

✍ Yonggang Xia; Bingyou Yang; Qiuhong Wang; Jun Liang; Youhe Wei; Hedan Yu; Qingbo 📂 Article 📅 2009 🏛 John Wiley and Sons 🌐 English ⚖ 477 KB

A simple and reproducible HPLC-photodiode array detector method has been described for evaluating and controlling quality of Forsythia suspensa extract (FSE). First, by analysis of chromatographic fingerprints, the similarities of chromatograms of FSE samples from the same pharmaceutical company exc

Are youth BMI and physical activity asso

Are youth BMI and physical activity associated with better or worse than expected health-related quality of life in adulthood? The Physical Activity Longitudinal Study

✍ Katya M. Herman; Wilma M. Hopman; Cora L. Craig 📂 Article 📅 2010 🏛 Springer Netherlands 🌐 English ⚖ 238 KB

The book gives basic notions of rocks, o

The book gives basic notions of rocks, ore deposits, mine workings, discusses their purpose, excavation and support and covers matters concerned with drilling and blasting operations. Machines and equipment employed in cutting mine openings and in stoping operations are described : Tarasov, L

📂 Article 📅 1974 🏛 Elsevier Science 🌐 English ⚖ 96 KB

Letter to the editor on “Evaluation of s

Letter to the editor on “Evaluation of subcooled critical heat flux correlations for tubes with and without internal twisted tapes” by F. Inasaka and H. Nariai and “Consideration of CHF margin prediction by subcooled or low quality CHF correlations” by P. Hejzlar and N.E. Todreas

✍ G.S. Lellouche 📂 Article 📅 1996 🏛 Elsevier Science 🌐 English ⚖ 91 KB

Letter to the editor on “Evaluation of s

Letter to the editor on “Evaluation of subcooled critical heat flux correlations for tubes with and without internal twisted tapes” by F. Inasaka and H. Nariai and “Consideration of CHF margin prediction by subcooled or low quality CHF correlations” by P. Hejzlar and N.E. Todreas

✍ J. Weisman 📂 Article 📅 1996 🏛 Elsevier Science 🌐 English ⚖ 144 KB