There is special distinguishing feature districting fruit to other fruit feature since the fact that the walnut pertains to the nut.
由于核桃属于坚果类，有其不同于水果等其它果品特征的自身特点。
2
The paper discusses factors districting the quality of PET production, points that the main factor impairing quality is viscosity fluctuation .
本文讨论了制做PET产品质量的因素，指出粘度波动是造成产品合格率低的主要原因。
3
The last part is about the disadvantages of litigation contract, and prove the essentialness for setting up some districting measures on litigation contract.