Our country 's current petroleum products is current it is administration current current and as jumbly as the market , attrition and mutual conflict , but , double and current cannot deny completely again , because this must undertake , be transformed and rebuild .

我国目前的石油产品流通是行政流通与市场流通混杂、摩擦和相互冲突,但是,双重流通又不能完全否定,因此必须进行改造和重建。

With the seminal base that seminal door gives priority to body and all round farmer is adjusted as a result of what grow a plan , land subcontract and other a few reasons , be hard to unite concentration to connect a breed seed , and build bunchy flower jumbly , seminal quality assures hard .

以种子户为主体的种子基地及周围农户由于种植计划的调整、土地转包和其它一些原因,难于统一集中连片繁育种子,而造成串花混杂,种子质量难以保证。