项目使用了小料混合，使混凝土能够放进模板的封闭区而不会振动。
Using a small aggregate mix enabled the concrete to be placed into the blind areas of the formwork with no vibration.
当决定选用哪种振动方法时，应注意考虑模板吸收的能量。
The energy absorbed by the formwork should be taken into account when deciding on the method of vibration to be used.
以自然界的鳐鱼为模板的“空中鳐鱼”是一种由远程遥控的氦气气囊和羽翼振动产生驱动力组成的混合体。
Air_ray, modelled on the manta ray, is a remote-controlled hybrid construction consisting of a helium-filled ballonet and a beating wing drive.
以自然界的鳐鱼为模板的“空中鳐鱼”是一种由远程遥控的氦气气囊和羽翼振动产生驱动力组成的混合体。
Air_ray, modelled on the manta ray, is a remote-controlled hybrid construction consisting of a helium-filled ballonet and a beating wing drive.
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