Cortical microtubules were observed in intraepidermal cells of onion bulb with a thin section and negative staining of protoplasts.
洋葱鳞茎表皮细胞内可见皮层微管，呈薄片状，原生质体染色阴性。
Cortical microtubules were observed in intraepidermal cells of onion bulb with thin section and negative staining of protoplasts.
用超薄切片和原生质体负染的方法，在电镜下观察到洋葱鳞茎内表皮细胞周质微管的存在。
The utility model relates to a miniaturized positive ion electrostatic field formed by an electric traveling band type flexible negative electrode and an auxiliary thin wire type positive electrode.
本实用新型是由电动走带式柔性负电极辅以细线状正电极形成一个正离子小型化静电场。
应用推荐