这样的设计导致了机身与进气口之间有一个间隔，为了高速飞行而在之间使用了6条小加强筋以加固结构。
This design created a gap between the air intake and the forward fuselage, and requires six small beams to enhance the structure for high-speed flight.
图二：桶盖已盖好，桶盖下边缘与桶身第一条加强筋无间隙（要用木锤或橡皮锤敲下去）。
The second picture: the lid was covered well, there isn't a gap between the edge of the lid and the first strong strip of the pail.
该复合式墨斗线轮由辐板、中心孔、筋板、柱条、条孔、柱条加强筋构成。
The composite ink fountain thread wheel takes a combination of a pole strip type wire wheel and a reinforced plate type wire wheel.
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