十字槽伞头机丝牙螺钉 Cross recessed truss head screw
伞头螺栓 tumbler bolt
伞头镀金加工 umbrella mould
卷伞头状花序 cincinno capitulum
歧伞头状花序 capitulum dichasium
毛头鬼伞 coprinus comatus ; Ciprinus comatus Gray ; Coprinus comatusPers ; mane
伞头锚桩 umbrella pile
雨伞凤头鹦鹉 Umbrella Cockatoo
十字槽伞头三角牙螺钉 Cross recessed truss head triangular screw
伞枝犁头霉 absidia corymbifera
为何有的伞头是螺旋稳定的，有的不是？
动态全失速是指当伞头在飞行员背后的时候进入全失速。
A dynamic full stall is performing a full stall when the glider is behind the pilot.
领舞的伞头要善于领唱传统的歌词以及因地制宜即兴编唱新词，以适应不同场合的需要。
The umbrella holder must be good at singing traditional songs and compo sing new songs impromptu so that they can meet the demand in different places.
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