横神经通往同体节的气门.The transverse nerves pass to the spiracles of their segment.腹面昆虫的腹部体节.The abdominal segment of an insect.脊椎动物的脊柱来源于体节,体节是胚胎发生过程中的过渡性结构.The vertebral column is derived from somites, which are mesoderm that ar...
Methods The effects were se en by using RPI and F tests.方法 通过目测利用相关密度指数(RPI)和F测验的方法.Today's RPI figure shows inflation running at 10.9 per cent.今天的零售物价指数显示通货膨胀率为10.9％。The RPI is 7 . 91 while the keep efficiency peri...