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在一定的宏观条件(温度、压力等)下,若多个系统某个特定的集体激发变得不稳定,该集体激发的现象。在钛酸钡(BaTiO3)一类的位移型铁电体中,某一特定的晶格振动模(通常是频率最低的横光学模)在温度趋于相变点时,其固有频率逐渐减小到零,晶体原子处于新的平衡位置,形成新的结构。
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oil tanning
oil terminal
oil transesterification
oil transformation microorganism
oil transportation by magnetic treatment
oil type gas
oil-type gas
oil vapor recovery
oil vehicle test
Oil-water Pauli exclusion principle
oil&water pipeline
oil-water-rock interaction
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oil-water two-phase flow regime
oil well cement
oil well corrosion
oil whip
oily sludge treating technic
oily wastewater
oily water treatment technology by bacteria pools
oily water treatment technology by gas bearing
oily water treatment technology by Walnut shell
oil & gas treating tower
oil-minimum circuit breaker
oim-orientation imaging microscopy
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