Việt
cái nêm bằng chì
cái nút
Anh
lead plug
blind flange
bung
cap
closer
cork
dowel
dowel pin
joggle
plug
lead plug /xây dựng/
lead plug /điện lạnh/
blind flange, bung, cap, closer, cork, dowel, dowel pin, joggle, lead plug, plug