ослаблять винт
• Loosen by 1/2 turn the two screws of the adjustable link.
• Release (or Slacken, or Back up) the screw.
Источник:
Русско-английский научно-технический словарь
на Gufo.me
• Loosen by 1/2 turn the two screws of the adjustable link.
• Release (or Slacken, or Back up) the screw.