| 释义 |
Definition of pre-tension in English: pre-tensionverb priːˈtɛnʃ(ə)n [with object]1Apply tension to (an object) before manufacture or use. 预张；预拉 the safety system pre-tensions the seat belts 安全系统会把安全带预先拉紧。 Example sentencesExamples - If the sensor net determined that a collision was imminent, the system could brake the vehicle, pre-charge the airbags, pre-tension the seatbelts, and plot a path to impact that would result in the least likelihood of injury or death.
- The passenger bag was an option, but standard also was side impact protection, pre-tensioning seatbelts, and anti-dive front seats.
- Using the car's many electronic sensors, Pre-Safe can anticipate an accident and pre-tension seatbelts, close windows and move seats into the optimum position before the worst happens.
- The Musso also has ABS brakes, traction control, driver's side airbag, pre-tensioned safety belts and side impact protection bars.
- Mercedes has a similar system on the S-Class called ‘Pre-Safe’ that pre-tensions the seatbelts, adjusts the seats to their optimal crash position if necessary, and closes the sunroof should the vehicle skid.
- 1.1 Strengthen (reinforced concrete) by applying tension to the reinforcing rods before the concrete has set.
（对钢筋混凝土）预张，预拉伸 Example sentencesExamples - Dowel bars are similar steel bars installed across joints to provide resistance to shear, but are not pre-tensioned.
- Pretension stiffens cables against deflection, and fabric or foil, also pre-tensioned, can be used between the cables to create very large spans.
- Sensors will detect out-of-position occupants and smart belts will pre-tension to position your body correctly so the airbag can intercept you properly.
- Effectively an evolution of the familiar DSC traction control system, DSC + offers a range of benefits, including brake standby that pre-tensions the brakes when the driver quickly removes the pressure from the accelerator pedal.
- Concrete can be prestressed in a factory by tensioning the steel reinforcement first and then placing concrete around it - ‘pre-tensioned’ reinforcement.
Derivativesnoun The cars come with a good deal of kit: standard electronic stability, anti-lock brakes and electronic brake force distribution, disc brakes all round, four airbags and belt pre-tensioners. Example sentencesExamples - Worries about safety are met by a body shell which meets all European and American collision standards, driver and passenger front and side airbags, seat belt pre-tensioners and twin roll bars.
- On the safety front, the Bora is among the leaders in its class: front and side airbags, seat belt pre-tensioners and high-impact side protection bars.
- Other safety features include two front airbags, seat belt pre-tensioners and a safety inertia switch, which is designed to cut off the fuel supply in the event of a collision.
- Safety package includes side curtain airbags as well as energy-absorbent front seat back, with anti-whiplash mechanism, as well as front and rear seat belt pre-tensioners.
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