Spartan
发表于 2025-3-25 05:38:36
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无价值
发表于 2025-3-25 07:28:42
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能得到
发表于 2025-3-25 14:27:18
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得罪
发表于 2025-3-25 18:50:53
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caldron
发表于 2025-3-25 23:19:06
J. Tonnesenfor healthcare personnel.Contains cases from a variety of meThis book is a foundational resource on how to create, implement and maintain a successful healthcare technology training program. It demonstrates the impact of efficient and effective training, and underscores the importance of high-qualit
轮流
发表于 2025-3-26 00:08:35
J. Tonnesenfor healthcare personnel.Contains cases from a variety of meThis book is a foundational resource on how to create, implement and maintain a successful healthcare technology training program. It demonstrates the impact of efficient and effective training, and underscores the importance of high-qualit
Abnormal
发表于 2025-3-26 07:05:00
P. Schwibinger,R. Nordmanntice and payers, socialized medicine, and COVID-19.Written bInspired by witnessing and experiencing the changes in healthcare and its delivery over the past 50 years, Dr. Henry Buchwald observes and comments on the current state of healthcare in the United States. His narrative includes the history,
值得
发表于 2025-3-26 11:45:50
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depreciate
发表于 2025-3-26 16:10:00
Introduction,ber of commonly-used rotordynamic terms are defined for reference purposes. The orbits of several frequently observed whirl motions are discussed and correlated with their causes, for convenience in problem diagnosis. Literature sources for further information on specific problems including books, p
是比赛
发表于 2025-3-26 17:21:36
Analysis of Rotors in Bearings,the first critical speed. Then the start-up and shut-down behaviour of a rotor is described. The influence of bearings also is studied using the Jeffcott model. A simple model shows the influence of bearing damping. In the last section the main aspects of unbalance behaviour of multi-bearing systems