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| doorstop (vikavikavika) | |||
| door actuator; door check; door closer (AD); door closer (1. A device that makes use of a spring for closing, and a compression chamber from which liquid or air escapes slowly, to close a door at a controlled speed. Also known as door check. 2. In elevators, a device or assembly of devices which closes an open car or hoistway door by the use of gravity or springs. MHST Alexander Demidov) | |||
| door closing device | |||
| door closer | |||
| door brake (Tamerlane) | |||
| door hold-open (Talvina) | |||
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дверной доводчик : 3 短语, 2 学科 |
| 安全系统 | 1 |
| 建造 | 2 |