No alternation of generations the medusoid phase being entirely suppressed: sea anemones; corals.
由于没有世代交替，水母阶段遭到完全抑制；海葵；珊瑚虫。
Coelenterates typically having alternation of generations; hydroid phase is usually colonial giving rise to the medusoid phase by budding: hydras and jellyfishes.
以世代交替为特色的腔肠动物；通常群居的水螅阶段先于水母阶段；水螅和水母。
The gamete - producing phase in a plant characterized by alternation of generations.
配子体植物中以世代交替为特征的产生配子产生的阶段…
Thermal characteristics of various basins control organic matters alternation and hydro-carbon phase behavior distribution within them.
不同类型盆地的热特征控制着在地内有机质的演化和油气的相态分布。
To quench 20 steel in critical zone under different intensity alternation magnetic field and to observe the microstructure after phase transformation.
对20钢进行不同强度交流磁场下的临界区淬火处理，观察相变后的组织。
To quench 20 steel in critical zone under different intensity alternation magnetic field and to observe the microstructure after phase transformation.
对20钢进行不同强度交流磁场下的临界区淬火处理，观察相变后的组织。
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