под действием собственного веса
• The material flows by gravity.
• The concrete is forced down the vertical pipe by gravity.
• Fresh water is gravity fed to the whirlpool casing.
• This permits gravity feed to trucks.
• The feeders employ the natural fall of material through the date.
• The platform is tilted and the car runs into the cage under gravity.
Источник:
Русско-английский научно-технический словарь
на Gufo.me