In United States, scholars have proposed rational retroactivity and balancing test.

1、

Research on the Retroactivity of Criminal Law Problems

刑法溯及力问题研究

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2、

After Criminal Law revised, Retroactivity of criminal law is a question, which needs grasping accurately in the application of Law.

刑法的溯及力，是新刑法修订后在法律适用中的一个需要准确把握的问题。

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3、

A Simple Analysis on the Complementary Norm in Blank Penal Code and Its Retroactivity

浅析空白刑法中的补充规范及其溯及力

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4、

The Change of the Level of the Ryanodine Receptor 2 in the Underactive Detrusor of Patients Due to Benign Prostatic Hyperplasia

良性前列腺增生致逼尿肌活动低下患者膀胱逼尿肌细胞Ryanodine受体2水平的变化

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5、

If your thyroid gland is overactive or underactive, your hair may fall out.

如果你的甲状腺过于活跃或运动不足，你的头发可能会掉下来。

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6、

But it may actually be the result of an underactive brain, according to a new study.

但根据一项新的研究，它可能的实际上是大脑不够活跃的结果。

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7、

By using finite element method and taking bolt material elastic-plasticity into consideration, the distribution laws of inner force and stresses in and deformation of a general triangle screwed bolt under the action of axial force were numerically calculated and analyzed.

采用有限元数值模拟方法，考虑螺栓材料的弹塑性性质，计算分析普通三角形螺纹螺栓&螺母副在轴向力作用下的内力、应力和变形规律。

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8、

It is of bullpup layout, and utilizes the most conventional gas operated, rotating bolt locked action, with detachable box magazine feeding.

这是小斗犬的布局，并利用最传统的气体操作，旋转螺栓锁行动与可拆卸弹匣喂养。

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9、

At the same time, the pressure of the pump station, the displacement state of the hydraulic cylinder, the state of the displacement error and the bolt action are being real-time displayed, which make things easy for the operators to monitor on-site equipment.

同时，泵站压力、液压缸位移状态、位移误差和插拔销到位状态的动态显示，方便了操作人员对现场设备的监测。

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10、

The influence of bolt action force to the mechanical property of rocks

锚杆对岩土体作用的力学本质

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11、

On the Relationship Between Sodium& Pump and Action Potential Duration in Cardiac Purkinje Fibres

羊心浦肯野纤维钠泵活动与动作电位长度关系

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12、

Besides light pump action, the optical stopping effect lies on sulfur atom action intensity, the degrees of making sublevels, and the densities of these sublevels.

光阻断效应除了跟光抽运作用有关，还可能取决于硫原子活动性强弱以及由此造成的次能级容易程度和次能级密度大小有关。

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13、

Fuel-pump and fuel-mileage testers can be used to check the pump action and the kilometers per kilowatt that the engine is delivering.

油量计和里程油耗计可用来检查油泵的运转情况和检测每公斤燃油所行驶的公里数。

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14、

Perform a group of update operations as a single action.

以单个动作的粒度来执行一组更新操作。

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15、

Method and Implementation of Data Flow Analysis for a Single Action in Action Calculi

Action演算中动作内部数据流分析方法及其实现

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16、

Air cooled flat twin engine vertical straight side single action two point press

卧式气冷双（缸）发动机立式单动双刃矫直机

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17、

Vertical straight side single action single point press

立式单动单刃矫直机

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18、

Optimum design for transmission mechanism of outer slide in double action drawing press

双动拉延压力机外滑块传动机构的优化设计

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19、

Trouble Analysis and Treatment of Control System of 13000 kN Double Action Drawing Press

13000kN拉伸压力机控制系统故障分析与处理

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20、

Effect of Stator Curve of Double Action Impeller Pump on Pump Performance

双作用叶片泵定子曲线对泵性能的影响

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