17.Though knowing that there was misunderstanding between them,he,then wilful and self-opinioned of that young age,resolved to be gone forever when they broke up.
手的时候，明知道彼此有很多误，但年轻气盛的他，还是固执地一去就不再回头。
18.This method resolved the problem of poor yield of DNA from smut teliospore thick wall, and efficiently avoided the false negative result of PCR.
此法了腥黑穗菌厚壁冬孢子核酸样品制备效率低的难题,有效地避免了PCR检测的假阴性反应。
19.Through the reduction of friction force and deformation force between the steel wire and die,the tensile failure problem of steel wire workblank during the stamping process was resolved.
20.The synthetic medium of optical N acylalanines was N (2,6 xylyl) alanine.It was reacted with 1 menthol and prepared into its menthol esters which were purified by TLC, resolved and determined by HPLC.
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