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school education system
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school education system
Encyclopedia
教育学
教育制度
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school education system
学校教育制度
一个国家各级各类的学校系统。
教育学
教育制度
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school education system
学制
由国家政府机关统一规定的各级各类学校的教育制度。
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coal and gas outburst
coal and rock support machinery
coal as fuel
coal ball
coal balls
coal-based alcohols and esters
coal-based chemical
coal-based ester synthesis
coal-based ethanol synthesis
coal-based fuel
coal based methanol
coal-based methanol
coal-based methanol; ether mixed fuel
coal-based methanol synthesis
coal-based mixed alcohols synthesis
coal-based oxygenates synthesis
coal basin
coal basin analysis
coal-bearing coefficient
coal-bearing density
coal-bearing formation
coal-bearing property
coal-bearing strata
coal-bearing system
coal bed
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