threshold of reaction

We have discussed the chemical phase transition thermally initiated by laser in a closed combination-type reaction system with the transport processes by using the method of nonlinear oscillation theory. The threshold intensity for occuring the chemical instability in the system has been given.

本文用非线性振荡理论方法讨论了封闭化合型反应体系中在有输运过程存在时，激光热引发的化学相变，给出了出现化学不稳定性的阈值光强。

Besides, it also had a remarkable inhibition on both torsion response of mice induced with acetic and pain threshold reaction in mice by hot plate.

对热板所致的痛反应和醋酸所致小鼠扭体反应也有明显抑制作用。

Another important kind of interferences in reactor NAA is due to threshold reaction induced by reactor fast neutrons.

堆中子活化分析中的另一重要干扰是堆快中子引起的阈反应干扰。

AIM: To verify the reliability of rabbit adjuvant arthritis as pain model by rabbit pain threshold, the changes of reaction time and the expression of earlier period gene c-fos in spinal cord.

目的：以家兔痛阈和反应时改变以及即刻早期基因c-fos在脊髓的表达验证家兔佐剂性关节炎作为疼痛模型的可靠性。

Activity level, intensity of reaction, attention span and threshold of reaction were significantly differences among different of age group.

不同年龄组间活动水平、反应强度、注意分散和反应阈四个气质维度差异有显著性（P

A Discussion on the Threshold Energy of Nuclear Reaction

对核反应阈能的讨论

Boys significantly differed from girls in the dimensions of activity level, rhythmicity, quality of mood and threshold of reaction.

男童较女童活动水平高，节律性强、心境积极，反应阈高；

Threshold was associated negatively with looking for mothers' comfort and help. Boys significantly differed from girls in the dimensions of activity level, rhythmicity, quality of mood and threshold of reaction.

反应阈限与寻求母亲安慰与帮助负相关显著。男童较女童活动水平高，节律性强、心境积极，反应阈高；

Study of Injury Threshold of Rabbit and Delayed Reaction Irradiated with 308 nm Xecl Excimer Laser

308nm紫外激光对兔眼角膜损伤的延迟反应和损伤阈值研究

Stress reaction is related to stressor, and also related to personality characteristics. All persons should be given different mental stress training and mental regulation, so as to raise their threshold of stress reaction and form sound personality.

应激反应不仅取决于应激源，而且取决于个体的个性特征，对守站人员应予以因人而异的心理调整，进行心理应激耐受训练，提高他们应激反应的阈值，培养健全的个性。

Threshold energy is defined as the minimalist kinetic energy of the incoming particles which can cause the endergonic nuclear reaction.

可使吸能核反应发生的入射粒子的最小动能称为阈能。

Methods: To observe the electrical threshold of excitation and behavior reaction of5 cases during the SPR resect the nerve fasciculus of lower threshold and reacted spreading phenomenon.

方法：对5例行SPR患者进行术中电刺激阈值及行为反应观察，对阈值较低、有反应扩散现象的神经小束予以切除。