最粗糙、最廉价的东西、一个开几个孔来点火的油罐、一只折叠手提灯、—团线或一块地砖。
The clumsiest most economic object the holes pierced in an oil can to make a fire a folding lantern a ball of string or a floor tile.
中心点火管传火孔射流场直接影响火炮膛内的点火传火过程。
The jet flows from vent holes in a center-core igniter strongly influence the process of ignition in guns.
中心点火管传火孔射流场直接影响火炮膛内的点火传火过程。
The jet flows from vent holes in a center-core igniter strongly influence the process of ignition in guns.
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