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hydropower development in Japan
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hydropower development in Japan
Encyclopedia
工学
〔世界上几个国家水电开发概况〕
释
hydropower development in Japan
日本水电开发
日本对水力资源发电的开发和利用。日本国土面积37.78万平方千米,其中山地和丘陵约占3/4,全国平均年降水量约为1400毫米,河流年径流总量约为5470亿立方米。日本水能资源比较丰富,河流坡陡流急,但以中小河流为主,没有大河流。水能资源理论蕴藏量为7176亿千瓦·时,技术可开发量为2846亿千瓦·时。
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kernel module
kernel of a congruence
kernel of a convolution transform
kernel of a functional
kernel of a game
kernel of a group
kernel of a homomorphism
kernel of a linear mapping
kernel of a linear operator
kernel of a loop
kernel of a morphism
kernel of an integral equation
kernel of an integral operator
kernel of an integral transform
kernel of a potential
kernel of a representation
kernel of a semigroup
kernel of a sequence
kernel of a set
kernel of a spectrum
kernel of a summation method
kernel of Carleman type
kernel of Cauchy type
kernel of equal measure
kernel of finite rank
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