Solidification of Alloys: Solidify over a range of temperature, Mushy zone, Columnar dendrites crystals
举一反三
- Solidification of Eutectics - Solidify at a constant temperature, Planar solidification front, Lamellar crystals
- The minimum hardness in the joint of a FSWed precipitation-hardened aluminum alloys lies in the （ ）. A: thermally affected zone B: thermomechanically affected zone C: dynamically recrystallized zone
- The aphotic zone (bottom of the ocean) will have ____ and ____ while the photic zone (surface of the ocean) will have ____ and ____. A: low temperature, low salinity; high temperature, high salinity B: low temperature, high salinity; high temperature, low salinity C: high temperature, high salinity; low temperature, low salinity D: high temperature, low salinity; low temperature, high salinity E: both have equal temperature and salinity
- These clouds will contain drops of water at temperature above freezing, or ice crystals at temperatures below freezing. A: coldness B: zero C: average D: ice
- An elevation in body temperature of over 0.5℃ equals fever.