修改 发表于 2025-3-25 07:09:02
7楼gospel 发表于 2025-3-25 08:54:33
7楼antiandrogen 发表于 2025-3-25 12:23:01
7楼巨大没有 发表于 2025-3-25 17:03:24
http://reply.papertrans.cn/91/9069/906870/906870_24.png藐视 发表于 2025-3-25 22:45:53
http://reply.papertrans.cn/91/9069/906870/906870_25.pngGourmet 发表于 2025-3-26 02:00:36
,Investigations of Artifact «Pseudo-flow» Physical Mechanisms in Ultrasound Dopplerography,is artifact caused by real liquid movement under ultrasound influence due to streaming effect. Experiments are made on the modeling environment (liquid with gas bubbles). The fundamental laws of artefact “pseudo-stream” occurrence under the influence of radiating pressure forces are shown. The inves有斑点 发表于 2025-3-26 04:30:50
Zinkstaub und Zinkverbindungen, Zinklösung wird kalt mit Sodalösung bis zur beginnenden Trübung versetzt, zum Sieden erhitzt und nun unter Zusatz von Phenolphthalein mit Sodalösung bis zur deutlichen Rosafärbung titriert. Sämtliches Zink fällt alkalifrei als Carbonat aus.eustachian-tube 发表于 2025-3-26 12:21:09
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A. M. Miller,J. H. Head,B. ThomasEnvironmental Management Authority (NEMA Kenya) and the World Health Organization (WHO) and those of NO. exceeded limits set by WHO. The levels of CO and NO. emitted from plant B were within tolerable limits; however, the levels of SO. exceeded the limits set by WHO.整洁漂亮 发表于 2025-3-26 18:06:26
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