| 释义 |
ballasting, vbl. n.|ˈbæləstɪŋ|
[f. ballast v. + -ing1.]
The action or process of supplying with ballast; concr. and fig. = ballast n. Also with up: used of balloons and other airships.
1536Act 27 Hen. VIII, xviii, The office and ordering of and for balasting for shippes. 1769Falconer Dict. Marine (1789), Lestage, the ballasting of a ship, or furnishing her with ballast. 1837Athenæum 21 Jan. 52/1 Fir planks..bedded on ballasting, which is loose gravel. 1882Daily Tel. 8 Apr., If he have the smallest possible ballasting of common sense. 1918W. E. Dommett Dict. Aircraft 9 Ballasting up. In an airship, the process of adjusting the weights in the car until the ship is slightly lighter than air. 1950Gloss. Aeronaut. Terms (B.S.I.) i. 46 Ballasting-up, the operation of adjusting the buoyancy or trim by releasing ballast or gas. |