... anti-ballistic missile launcher 反弹道导弹发射器 anti-balloon plate 隔纱板 anti-bruise powder 七厘散 ...
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Aeronaut John Steiner inflates his hot air balloon at Erie, Pennsylvania, as seen in the oldest known photograph of an aircraft, a quarter-plate ambrotype taken in June 1857.
气球驾驶员约翰·斯坦纳在宾夕法尼亚州伊利为自己的热气球充气。 图为最古老的飞行器照片,摄于1857年,采用的是四分之一感光底片旧式照相法。
If the balloon sails to the ground pick it up, put it back on the plate and keep on moving.
选两人比,每人手拿一只托盘,在托盘上放上气球。
A newly developed pipeline plug is composed of a central pipe, balloon, piston, spring, clamp, backplate, inside and outside joints, connecting plate and a wedge key.
开发的新型管道封堵器由中心管、气囊、活塞、弹簧、夹板、护板、内接头、外接头、连接板和楔键等组成。
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