In this article, 100 maxilla samples of the Kunming area werc takcn for observing the suborbital foramen and infraorbital canal and their relative data.
本文使用了昆明地区100例上颌骨标本观测了眶下孔、眶下管及其它相关的数据。
A significant increase of transformation efficiency was revcaled with the homologous plasmid isolated from recipient itself since the effects of host restriction and modification werc avoided.
来自受体菌自身的同源质粒，因克服了宿主的限制一修饰性，可以极显著地提高电转化效率。
A significant increase of transformation efficiency was revcaled with the homologous plasmid isolated from recipient itself since the effects of host restriction and modification werc avoided.
来自受体菌自身的同源质粒，因克服了宿主的限制一修饰性，可以极显著地提高电转化效率。
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