liquid withdrawal tube tech.

[Nemoskvi4ka]

Пожалуйста, помогите перевести.

следующий контекст:

the liquid withdrawal tube (the longer of the two plastic tubes) is scored approximately 6 in. (152 mm) fron the end. When using the LWD with a 25LD Dewar, this tube must be shortened by breaking the 6 in (152 mm) section off. Discared the 6 in.(152 mm) piece. For use with the 50LD use the tube a supplied.

Заранее спасибо

[Алвико]

имхо водозаборная трубка, трубка для оттока/отвода/выпуска воды

http://www.brymill.com/catalog_4_nitro.htm