paperback. Condition: New. Language:Chinese.Paperback. Pub Date: 2014-2-1 Pages: 9 Publisher: Standards Press of China in accordance with this part of GB / T 1.1-2009 given rules drafted. GB / T 30113 space microgravity fluid physics flow-field optical measurement technology specification is divided into the following parts: - Part 1: Shadow Law. schlieren method; - Part 2: interferometry; - Section 3 Part I: Laser Doppler velocimetry; - Part 4: particle image velocimetry. laser induced fluorescence and thermal color L.