The mechanism of residual elongation after relaxation of stress has also been studied.

有关残余伸长的机理曾有人作了研究。

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Used for testing indexes of polyurethane monofilament, such as breaking tenacity, elongation at break, load at specified elongation, relaxation of stress, plastic deformation, etc.

用于测定氨纶丝断裂强度、断裂伸长率、定伸长负荷、应力松弛，塑性变形等性能指标。

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Used for testing indexes of polyurethane monofilament, such as breaking tenacity, elongation at break, load at specified elongation, relaxation of stress, plastic deformation, etc.

用于测定氨纶丝断裂强度、裂伸长率、伸长负荷、力松驰、性变形等性能指标。

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Finally, treating and preventing stress or anxiety through counseling, relaxation, exercise, meditation, hypnotherapy or any number of other stress-relief methods may help eliminate teeth grinding as well.

CNN: What can I do about teeth grinding?

There is certainly no shortage of stress relievers and in addition to the above, various progressive muscular relaxation exercises, autogenic training, deep breathing, massage therapies, visual imagery and self-hypnosis practices are popular.

FORBES: Study: Stress In America - 8 Cities Explored