Daily Question: [Process Design] 2011-02-21 (Monday)
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This post was last edited by Litaotao1314 on 2011-2-22 08:50. Fill-in-the-blank question: Fluids with lower temperatures have greater density, and under the influence of gravity they move upward or downward; this type of flow within the fluid is called (). Note: 1) The first 50 participants will definitely receive a reward ； 2) Please hide your reply answers; the method to do this is: http://bbs.hcbbs.com/thread-492556-1-1.html. Do not edit your reply after posting it. 3) The answer is as follows. natural convection
Reply 1# Litaol1314 Disturbance
Reply 1# Litaotao1314 Turbulence
Reply 1# Litaolao1314 Natural convection