An insulation or cooling materials used in wet soil bagging method (such as the black plastic bag and reflective film bag etc. ) can be extended by grafting appropriate period of 2 months;
湿土套袋法采用外罩保温或降温材料（如黑塑料袋及反光膜袋等）可延长有效嫁接适期2个月左右；
The theoretical method is proposed to lower bagging deformation in kitted fabric to some extent.
并经试验证实其合理性，在一定程度上为减少针织物的起拱变形提供了方法。
Bagging is an effective method to improve apple appearance.
套袋是提高苹果外观质世的有效途径。
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