Plasmodesmal origin and secondarymodification are compared between higher plant and lower plant also.
并且比较了高等植物和低等植物胞间连丝的发生和次生变化。
2
Hydrogen-absorbing alloy, method of surface modification of the alloy, negative electrode for battery and alkaline secondary battery.
储氢合金,合金表面改性方法,电池和碱性二次电池负极。
3
Appropriate choice of top draft hood type is a key point for the modification project of secondary dedusting of converter off-gas at Xingtai Steelmaking Plant.