例句與造句

1. This device locks the freewheel mechanism when in reverse gear.
2. A freewheel mechanism allows a rider to stop pedalling whilst the cycle is still in forward motion.
3. On a cycle without a freewheel mechanism, the rider has to keep pedalling whenever the cycle is moving.
4. The freewheel mechanism unlocks when the gear-shift lever is pushed to the right, past the third gear.
5. If the hub has no freewheel mechanism built into it, then a front freewheel is required, which screws onto the crank.
6. It's difficult to find freewheel mechanism in a sentence. 用freewheel mechanism造句挺難的
7. In 1899, American manufacturers developed the  coaster brake,  which allowed riders to brake by pedaling backwards and included the freewheel mechanism.
8. Power was delivered to the front wheels by means of a three-speed manual gear box with a lockable freewheel mechanism on all three ratios.
9. In fact the only moving part on a bicycle is the drivetrain, which includes the cranks, pedals, the single chainring, one cog fixed to the hub without a freewheel mechanism and the chain itself.
10. At the turn of the century, bicycle manufacturers within Europe and America included the freewheel mechanism in a majority of their bicycles but now the freewheel was incorporated in the rear sprocket of a bicycle unlike Van Anden s initial design.
11. There are some hubs of this length that have a freewheel mechanism built into them, most of which are used mainly in BMX . There are also a small number of hubs with a splined section machined onto the side of the hub where a sprocket can be attached with no freewheel mechanism.
12. There are some hubs of this length that have a freewheel mechanism built into them, most of which are used mainly in BMX . There are also a small number of hubs with a splined section machined onto the side of the hub where a sprocket can be attached with no freewheel mechanism.
13. Two-stroke cars ( such as those that were popular in Eastern Europe in the mid-20th century ) were in particular danger and were usually fitted with freewheel mechanisms in the powertrain, allowing the engine to idle when the throttle was closed, requiring the use of the brakes in all slowing situations.