取出面粉团，压至圆形，放到铺好烤盘纸的烤盘上，并用手指在中间压一个涡形。
Line base of baking tin with non-stick baking paper. Take out dough. Shape suitable amount to rounds. Place on baking tin. Make a hollow in the centre with finger.
离岸远些，茂盛的浮游生物在海水中形成碧绿色的涡状形，这就是海洋生物生产力触发致命喷发的证据。
Offshore, a phytoplankton bloom forms a bright green swirl in the ocean water, proof of the productivity that triggers the deadly eruptions.
模拟计算结果表明：与其他领域应用的旋风分离器相比，五边形入口、三心大涡壳式旋风预热器内筒入口附近次级流动相对较弱；
The results of the simulation indicate:compared with cyclone in other domain, the secondary flow of the preheating cyclone with pentagonal inlet and three core volute structure is relatively weaker.
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