The relation between the growth of economic and carbon emission is a significant positive correlation, and economy scale has increment effect to carbon emission.
经济增长与碳排放量存在显著正相关关系，经济增长对碳排放变化具有增量效应；
The research has shown that the CO2 emission in China has continuously increased and the sum of positive radiative forcings produced by greenhouse gases is responsible for climate warming.
研究表明，中国的CO2年排放量呈不断增加趋势，温室气体正辐射强迫的总和是造成气候变暖的主要原因。
Here therefore we have a true radioactivity which is made evident by the emission of positive electrons.
我们因此获得了一种通过排斥正电子表现出来的真正的放射现象。
We have shown that it is possible to create a radioactivity characterized by the emission of positive or negative electrons in boron and magnesium by bombardment with alpha rays.
我们已经展示了人工放射现象的可能性，这种放射现象的特征是用以射线轰击用咄硼和镁中的正电子或负电子。
The latter particles are indeed introduced in the theory of positive beta-ray emission;
后者其实是在正贝塔射线的放射理论中被提出来的。
All automobile engines now built are equipped with the positive-crankcase ventilation system of crankcase emission control.
所有现代制造的汽车发动机，都需要装备控制曲轴箱有害污染的曲轴箱强制通风系统。
Water inrush is closely related to the structures. Maximum water emission of water inrush point has positive correlation with fault density.
突水与构造密切相关，突水点最大涌水量与断层密度呈正相关关系。
Water inrush is closely related to the structures. Maximum water emission of water inrush point has positive correlation with fault density.
突水与构造密切相关，突水点最大涌水量与断层密度呈正相关关系。
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