Integral flat head with or without a nozzle attached at the central opening.

中心开孔带或不带接管的整体平盖。

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The opening process of the circle flat parachute with the differential size and the differential vent position of the canopy by the steady flow wind tunnel were dynamic tested.

在改变伞衣面积和透气量的情况下，在定常风洞中对小型平面圆形伞的开伞过程进行了动态试验，研究了开伞过程中伞衣形状和伞衣所受载荷之间的动态关系。

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Firstly, the experiment was made to investigate the strengthening of concrete flat plates with opening using externally bonded CFRP.

因此在本文中对碳纤维加固钢筋混凝土开孔平板进行了试验研究与理论分析。

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Latvala's win came at the end of a topsy-turvy three days which often saw tactical driving employed at the expense of flat-out pace, particularly over the opening leg.

CNN: Latvala victory ends Loeb's winning streak

However, O'Gara kicked Ireland into the lead after 10 minutes and the fly-half's flat pass to a charging Andrew Trimble six minutes later helped set up the game's opening try - although it looked a shade forward.

BBC: Ireland 29-11 Italy

Yardy has often stemmed the scoring with his unique brand of flat slow to medium left-arm, but he conceded 26 in his opening four overs.

BBC: Century for Andrew Strauss in England win over Pakistan