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заделывать летку stresses
Makarov.	bott the tap-hole; make up the tap-hole; plug a tap-hole (доменной печи); stop the tap-hole; stopper a tap-hole (доменной печи); stopper the tap-hole; lug up the tap-hole; plug tap-hole; plug up the tap-hole; top the tap-hole; to topper the tap-hole
met.	plug a taphole
tech.	plug taphole; bott the furnace; plug up the tap hole; stopper the furnace
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met.	clay up; plug a taphole