Aún no tenemos significados para "make air-tight".
1The lower end of the hot-air chamber has then to be made air-tight.
2The cover of the desiccator should be made air-tight by the use of a thin coating of vaseline.
3A few cesspits were made air-tight.
4Patent- leather shoes, however, have been made air-tight by a special process, and are very hot, uncomfortable and unsanitary.
51893, p. 380) failed to make air-tight joints by cementing glass into steel tubes, using hard shellac, and the tubes fitting closely.