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第 1 到 3 筆結果，共 81 筆
第 6 頁
The most common commercially available solar cell is a small wafer or ribbon of seminconductor material , usually silicon . One side of the semiconductor material is positive ( + ) and the other side is negative ( - ) .
The most common commercially available solar cell is a small wafer or ribbon of seminconductor material , usually silicon . One side of the semiconductor material is positive ( + ) and the other side is negative ( - ) .
第 11 頁
What , then , is " good " material for use here ? Ideas in which people are likely ing it ? And what good is that ? Writers and moralists have been deploring bad things for thousands of years , to find ways of acting are obviously good ...
What , then , is " good " material for use here ? Ideas in which people are likely ing it ? And what good is that ? Writers and moralists have been deploring bad things for thousands of years , to find ways of acting are obviously good ...
第 10 頁
The merely material aspects of our living , now collectively controlled , are not the most important , since they are ... “ The use of artifacts made from natural materials , ” he says , “ gives a pleasure far in excess of the pleasure ...
The merely material aspects of our living , now collectively controlled , are not the most important , since they are ... “ The use of artifacts made from natural materials , ” he says , “ gives a pleasure far in excess of the pleasure ...
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able American Angeles asked become beginning believe better called cause cent century comes concerned Continued course culture economic effect example existence experience fact farm feel give grow human idea important individual institutions interest issue kind knowledge land less living look MANAS MANAS PUBLISHING COMPANY material matter means mind moral nature never organization ourselves person philosophy political possible practical present principles problems production PUBLISHING question reader reason religion responsibility result REVIEW says seems sense simple social society sort speak story suggesting teachers teaching tell things thought tion truth Turn understand University whole write