Obserwacje migawkowe w pomiarach pracy przy pozyskiwaniu i zrywce drewna
Grzegorz Szewczyk
英语. The paper presents results of examination on snapshot observation accuracy in measuring work times at harvesting and skidding of timber. High consistency between time measurements obtained by means of photography of work day method and snapshot observations was proved. Among advantages of the snapshot method one can name possibility to assess the time of work and breaks, evaluate proportion of supplementary work times and low labour intensity of the research.
显示更多 [+] 显示较少 [-]英语. timber harvesting, skidding, work measurement, chronometry, frequency study
显示更多 [+] 显示较少 [-]803-810
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