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Зараз показуються 1-9 з 2
| block (2) |
| centrifugal forces (2) |
| conveyor (2) |
| conveyor belt (2) |
| diagram (2) |
| equilibrium conditions (2) |
| friction (2) |
| tension (1) |
| tightness (1) |
| block (2) |
| centrifugal forces (2) |
| conveyor (2) |
| conveyor belt (2) |
| diagram (2) |
| equilibrium conditions (2) |
| friction (2) |
| tension (1) |
| tightness (1) |