- Tionscal agus Ceirdeanna, Ginearálta Industry and Crafts, General
#3764
...úsáidfear é i dteannta gléasra ardaithe trína bhféadfar an seomra a ísliú chuig an doimhneacht ag a bhfuil na hoibríochtaí tumadóireachta le déanamh, a choimeád ag a shuíomh agus a ardú gan ró-ghluaiseacht chliathánach, ingearach nó rothlach a bhaint as; agus...
...used in association with lifting gear which enables the chamber to be lowered to the depth at which the diving operations are to be carried on, maintained in its position and raised, without excessive lateral, vertical or rotational movement taking place; and...