Similar words: protract, protracted, protractor, traction, attraction, extraction, retraction, detraction. Meaning: [prəʊ'trækʃn /prə'-] 
n. 1. the consequence of being lengthened in duration 2. the act of prolonging something.
n. 1. the consequence of being lengthened in duration 2. the act of prolonging something. 
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1. Further protraction of the discussion will not achieve anything.
2. ObjectiveTo determine the rule of simulated protraction and palate expansion on shift of maxillary bone, and to supply the scientific data for treating maxilla in patients with cleft lip and palate.
3. Based on the analysis of distortion and protraction of warp and form of shedding, the problem that dobby can not fully develop its capacity is located.
4. How is conjunctivitis treated the fastest? Protraction is time consequence serious? Drop what eyedrop is best?
5. In main stress trace protraction, based on the character of main stress trace, propose an automatic method.
5. Sentencedict.com try its best to gather and build good sentences.
6. The importance of projection protraction CAI was introduced. The environment and flow of courseware CAI were discussed. Several problems that should be paid attention to were also pointed out.
7. We see the conflict leading to a protraction of Libya's oil shortages.
8. Protraction of manager performance is the key factor to the long-range development of state-owned industries.
9. Based on the analysis of distortion and protraction of warp and form of shedding, the problem that dobby can not fully develop its capacity is located. And some countermeasures are given hereof.
10. Objective To evaluate the maxillary protraction appliance permanent teeth combined rapid expansion of early bone anterior crossbite effectiveness.
11. This method effectively prevents protraction of shorten of system clock.
12. C. Slower-than-normal ( protraction disorders) or complete cessation of progress (arrest disorder) are disorders that can be diagnosed only after the parturient has entered the active phase of labor.
13. In addition, the most practical representation and protraction methods will be studied.
14. It realizes graphics protraction of time and frequency domain in every time period.
15. Objective To investigate the changes of hard tissue changes in vertical dimension when applying maxillary protraction combined with rapid maxillary expansion.
16. Based upon neural networks, a nonlinear mathematical model of the protraction for the die - bolt is developed.
17. The essential characteristics of the national problems in China are of their importance, internationalization, complexity and protraction.
18. Routine massage method was applied in control group, manual replacement with the lumbar part in a anteflexed and dorsal protraction condition was applied in treatment group.
19. Conclusion vertical control was good in jaw bone and was not effective in dentition when applying maxillary protraction combined with rapid expansion.
20. To investigate the therapeutic effects of maxillary expansion and protraction in the primary dentition.
21. Based upon neural networks, a nonlinear mathematical model of the protraction for the thermal expansion die bolt is developed.
More similar words: protract, protracted, protractor, traction, attraction, extraction, retraction, detraction, subtraction, gravitational attraction, distraction, abstraction, contraction, urinary tract infection, tourist attraction, magnetic attraction, fraction, practioner, protection, fractional, refraction, infraction, practitioner, interaction, diffraction, protectionism, transaction, transactions, protrusion, fictional character.