A mechanical cervical dilator of the utility model comprises dilation arms, movable slide ways, a movable disk and a supporter.

The mechanical cervical dilator of the utility model can be applied to all puerperae who are waiting for delivery.

本实用新型所述的机械式宫颈扩张器，可适用于所有待分娩的产妇。

The phase transformation and microstructure of a C-Si-Mn TRIP steel during continuous cooling after ausforming were studied by hot simulation experiment machine. The continuous cooling transformation curves were drawn using thermal dilation method, and the influence of the cooling rate on the microstructure was analyzed.

利用热/力模拟试验机研究了C-Si-Mn系TRIP钢在不同连续冷却条件下的组织变化情况，用热膨胀法绘制了动态CCT曲线，分析了冷却速度对组织的影响。

Microwave energy will convert into heat when biological tissues absorb it, which therefore leads to thermal dilation of biological tissues, and then thermal dilation will cause instantaneous pressure distribution.

当生物组织吸收微波能量后，微波能量转换为热能，从而引起生物组织热膨胀，这种膨胀会引起瞬时的压力分布。

This paper analyzes the impact of axial thrust and thermal dilation on the safe operation of the unit after the modification and puts forward some necessary safety measures.

本文阐述了对供热汽轮机机组低真空供热改造后，机组轴向推力和热膨胀对机组安全运行影响的理论校核和分析，并提出减小和消除机组不安全隐患的必要措施。

Shrinkage and thermal dilation are two different deformations, which occur at the same time.

混凝土的收缩和热膨胀是同时发生的两个不同性质的变形。

Quantification of thermal dilation of concrete at early age

混凝土硬化早期热膨胀的量化方法研究

The application of this method to measure thermal dilation of solid material is described in this paper.

本文应用这种堆垒圆柱体的放大作用设计了堆垒示差膨胀仪，论述了将其用于测量小膨胀刚体材料热膨胀系数的问题。

Research on safe assessment low vacuum thermal dilation of heating unit

供热机组低真空供热改造安全性校核研究

EXPANDED GRAPHITE Using the Character of Volume Dilation of Cast Iron During Eutectic Reaction for Intensifying Self& Feeding Ability of Casting

利用铸铁共晶膨胀特点加强铸件自补缩能力

Predictive value of early mitral deceleration time in left ventricular volume dilation in patients with acute myocardial infarction

急性心肌梗死早期二尖瓣血流减速时间预测左室扩大的价值

The results reflect that the dislocation motion have two branches of high velocity and low velocity with the change of the solute concentration and the volume dilation; the dislocation critical de-pinning stress rises with the increment of the solute concentration and the volume dilation.

结果表明，随着溶质原子浓度和体积膨胀的改变，位错的运动速度存在高速和低速两个分支；位错的临界脱钉应力值随着溶质原子浓度和体积膨胀的增加而增加。

This large deformation is called for rock dilatancy if volume dilation only occurs owing to stress redistribution.

这种大变形如果仅是应力重分布引起的体积膨胀则称为岩石扩容。

The test results show stress-strain deformation behaviors as hardening and dilation in high consolidation pressure; it shows as soften in low consolidation pressure.

试验结果表明，在低围压状态下，曲线具有硬化性和剪缩特性；在高围压下，曲线具有软化性。

Temporary metal internal stent dilation had lower LES pressure and disorder of deglutition for achalasia at long term.

暂时性金属内支架扩张术在远期仍能显著改善患者的吞咽功能及松弛率、降低LES压力。

Following complete tissue isolation, and prior to vascular anastomosis, heparin+ normal saline was injected into the dorsal pedal artery, the first metatarsal artery and the digital artery of the big toe or the second for segmental dilation with the pressure of 300 mmHg.

组织完全游离后，用300mmHg的压力对足背动脉注入肝素+生理盐水进行节段性液压扩张，扩张后再行血管吻合。

Parametric analysis is carried out to investigate the effects of soil dilation and overburden pressure on the soil nail pullout resistance.

结果显示，当上覆压力较小时，剪胀角对抗拔应力的影响较小。

Conclusions Temporary metal internal stent dilation shows LES pressure and higher rate of GER for achalasia

结论暂时性金属内支架扩张术能显著降低贲门失弛缓症患者的LES压力，但GER也显著增加

Conclusions ( 1) Detachment of EC is more severe with the increase in hydraulic dilation pressure. Moreover, the subendothelial layer tends to be exposed.

结论（1）内皮细胞的脱落随着液压扩张压力的增加而进一步加重，内皮下层裸露也广泛。

RESULTS: The maximal balloon pre dilation pressure was 8.3 ± 1.6 atm in low pressure group, and 13.9 ± 0.3 atm in high pressure group ( P < 0.05).

结果：低压力组球囊最大预扩张压力为8.3±1.6atm，高压力组为13.9±0.3atm（P<0.05），144个支架均成功置入。

Mainly discusses the architecture and principle of the. Interpretation of Time Dilation from Dynamics

时间膨胀的动力学探讨