Further , a detailed analysis for steel support and strengthening measure for steel support are present 并具體分析了鋼支撐延期使用情況,提出了鋼支撐加固措施。
Chemistry will help meet this challenge by discovering new materials that harvest solar radiation , store energy for deferred use , and reconvert stored energy when needed 化學將有助于我們迎接這一挑戰(zhàn),發(fā)現(xiàn)新的材料,收獲太陽能貯存延期使用。