1) additional layer
管根部附加层
2) tube root
管根
1.
6 section cooling wall tube root of blast furnace bosh were analyzed from three aspect cooling water of the blast furnace,body of the cooling wall and operation of the blast furnace,and according measures were decided to reduce and eliminate the breakage.
从高炉冷却水、冷却壁本体、高炉操作等三个方面对高炉炉腹第五、六段冷却壁管根破损的原因进行分析,并制定相应的应对措施来消除或减少其对高炉的影响。
3) number of capillary
毛细管根数
4) onion
管根(玻璃管)
5) rhizome formation in vitro
试管根茎的形成
补充资料：杜仲的维管形成层
李正理提供
[图]
说明：补充资料仅用于学习参考，请勿用于其它任何用途。