...荔枝；土壤；半衰期；合理使用技术 [gap=1043]Key words: mandipropamid; Litchi; soil; half-life; reasonable use technology ...
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Abstract: : in the engineering design reasonable and scientific use electrical energy saving technology, is a universal attention of social issues, is in each of our social responsibility.
摘要：在工程设计中合理、科学地运用电气节能技术，是一个普遍关注的社会问题，是我们每一个人的社会责任。
Reasonable design, sophisticated technology, easy to use.
设计合理，工艺精良，使用方便。
It allows companies to use technology and ideas, after paying reasonable fees.
版权许可制允许公司在支付合理的费用后使用科技和想法。
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