natural experiments

用法例句

Then by the method of natural experiments,this experi mental study selected two classes of students from the same grade,one was the experi mental class,the other was the control class.

然后采用自然实验的方法 ,选取两个平行班的学生 ,一为实验班 ,一为对照班 ,实验班的学生在教育干予阶段实施一体化策略 ,对对照则不干预。

This research tries to test the theorical hypothsis by natual experimental method.

本研究采用自然实验法在公共心理学课教学中进行研究。

The research uses natural experimental means, adopting 2 X4 bi-factor random experiment design.

本实验运用自然实验法(校本培训)，采用2×4二因素随机实验设计。

Study on Numerical Simulation of Temperature Field of Coal Spontaneous Combustion Experiment Process;

煤自然实验过程中温度场的数值模拟研究

Non-naturality of Experiment Science and Natural Return of Science

实验科学的非自然性与科学的自然回归

The Comparison of Scientific Experiment and Social Experiment;

社会实验与自然科学实验的方法论比较

This experiment could extend the students' knowledge in nature.

这一实验能扩充学生的自然知识。

Physics is natural science, based on experiment.

物理学是以实验为基础的自然科学。

Thought of constituting physical science experimental center;

对自然科学基础实验中心建设的思考

On Experiment Ability Development in Science Teaching;

浅淡自然科学教学中实验能力的培养

Preliminary Research on the Exertion of the Integrated Functions of Experimental Teaching;

发挥自然科学实验教学整体功能初探

Stimulated Experiment of Cyanide Natural Degradation in Soil

氰化物在土壤中的自然降解模拟实验

Fairness norm and natural resources conservation:an experimental study in Wolong Nature Reserve

公平规范与自然资源保护——在卧龙自然保护区的实验

WE REJECT all methods that harm nature in any shape or form, such as animal experiments.

我们拒绝任何可能对大自然造成破坏的实验方法，例如动物实验。

Lab scientists are trying their best to dig into the secrets of nature

实验室的科学家们在尽力探穷自然的秘密。

We are not [ nature's ] only experiment (R. Buckminster Fuller)

我们不是[大自然]仅有的实验品巴克敏斯特 富勒})

Models for Reactor Core Dynamic Simulation of Natural Circulation Transient Experiment

自然循环过渡过程实验的堆芯动态仿真模型

Study on Numerical Simulation of Temperature Field Experiment Unit of Coal Spontaneous Combustion;

煤自然发火实验台温度场数值模拟研究

Research of Fault Diagnosis on the Temperature Control System of Coal Spontaneous Combustion Laboratory Terrace;

煤自然发火实验台温度控制系统故障诊断研究

The Experiment Research on the Anthracite Spontaneous Combustion and Discussion of the Mechanism;

无烟煤自然发火的实验研究及机理的探讨