... 巨型剖面 giant profile 球臌型剖面 bulb section 翼型剖面 aerofoil profile; airfoil section ...
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bulb angle section 圆头角材 ; 球缘型材
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 results show that V-N microalloying helps to improve section homogeneity of mechanical property for bulb flat steel, especially for strength enhancement in center of bulb.
结果表明，V - N微合金化技术改善了球扁钢的截面性能均匀性，显著提高了球头心部的性能。
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