TY - CONF T1 - The measurement of oil film thickness in ball bearings using ultrasound JO - Review of Progress in Quantitative Nondestructive Evaluation, Vols 25A and 25B PY - 2006/01/01 AU - Zhang J AU - Drinkwater BW AU - Dwyer-Joyce RS ED - Thompson DO ED - Chimenti DE VL - 820 SP - 1794 EP - 1801 Y2 - 2024/12/27 ER -