main power path

基本解释

The size of current path, resistivity, power density are main factors that effect the temperature field and temperature gradient field at crack tip.
试件的通流尺寸、电阻率、导入电流密度是影响裂纹尖端温度场和温度梯度场的主要因素。
In the future, power cable nearly becomes the main path for the power transmission and distribution, especially in the city and the power user of large scale industry.
特别是在城市及大型工业电力用户，电缆几乎成为今后主要的电能传输、分配的途径。
To develop all kinds of industries is the main path to improve the economy of provinces, counties and cities. If we don't have the power of economy, protecting the wetlands is just an empty talk.
发展各类工业是提高各地区的省县市经济实力的主要途径，如果没有经济能力，保护湿地只是一直空话而已。