main cone driving wheel 主锥形驱动轮
The results showed that Dichomeris sp. was the main cone pest, but the damage of Sinorsillus piliferus and Gleosporium sp. and Lophodermium sp. can set up discoloration of cones.
结果表明球果害虫主要是杉木球果麦蛾,而杉木扁长蝽等的危害及炭疽菌、散斑壳菌的侵染可导致球果变色。
Retinas use two main types of light-sensitive cells to allow animals to see: Rod cells help measure brightness, while various types of cone cells help distinguish colors.
动物主要借助网膜中的两类光感细胞获得视觉:视杆细胞帮助感知亮度,而种类众多的视锥细胞则帮助辨别颜色。
There are several levels of lava platform in the park, the main ring lava ring platform, ring volcanic cone lava platform and the overflow of lava platform, large area, gentle slope.
公园内有数级熔岩台地,主要有环火山口熔岩台地、环火山锥熔岩台地和裂隙溢出的熔岩台地,面积大、坡度平缓。
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