But once the vessel is in motion the additional drag results in only a 3-5% reduction in speed, says Mr Ray.
但是雷说，船一旦开动起来，其附加阻力造成的减速仅在3- 5%。
The disadvantage of leading-edge slats is that the air acceleration in the slot requires energy (it creates additional drag).
板条不利的领先优势是，在槽中的空气加速需要能量（它创造更多的阻力）。
You can add additional hints and drag sources dynamically to the form using JavaScript.
您可以添加额外的线索，并动态地拖放源。
You can also drag and drop additional text to add to the text already on your clipboard.
你还可以拖拽另外的文本添加到已经在剪切板中的文本中。
Drag onto the page to add an additional vanishing point to change the perspective of individual shapes.
拖到绘图页后，可以添加一个附加没影点，以便更改单个形状的透视效果。
Drag onto the page to add an additional vanishing point to change the perspective of individual shapes.
拖到绘图页后，可以添加一个附加没影点，以便更改单个形状的透视效果。
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