在半闭弯尾姬蜂产卵器上观察到1种钟形感器、2种腔锥感器、浅凹状感器和分泌毛孔。
There were 1 type of campaniformia sensilla, 2 types of coeloconic sensilla, 1 type of slight surface depression and many secretory pores on the ovipositor of D. semiclausum.
分析表明，蓄水后土脑子河段已基本完成由凸岸深切河曲向宽浅河曲变化的过程，将会进一步转化为凹岸深槽的河曲。
The results reveal that after the impounding, Tunaozi Shoal transformed basically from convex-bank entrenched meander to shallow broad river, and will further develop to a concave-bank deep channel.
曲面交线、曲面内凹区域及曲面中浅平面的加工是曲面加工中的难点。
The line of intersection, inward concave and shallow area of curved surface are the difficult points in curved surface machining.
曲面交线、曲面内凹区域及曲面中浅平面的加工是曲面加工的难点。
Surface intersections, concaves and shallow planes of the curved surface are difficult to machine.
曲面交线、曲面内凹区域及曲面中浅平面的加工是曲面加工的难点。
Surface intersections, concaves and shallow planes of the curved surface are difficult to machine.
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