全部

1·The culture condition of callus formation and plantlet regeneration of revers genic sterile rice variety FHS was studied.

以反向核不育水稻品系FHS为研究材料，对其成熟胚愈伤组织的诱导及其再生条件进行了研究。

2·Network support is the foundation and core of any reverse logistics, the performance of reverse logistics management depend on the design of revers.

逆向物流网络的基础和核心是以网络作为支撑的，逆向物流网络设计的合理与否从根本上决定了逆向物流管理的绩效。

3·Experimental method is used to conduct qualitative and quantitative analysis of pattern design of the flat collar, turndown collar and revers collar, and the linear return equations are established.

采用实验测量的方法，对女装平领、连翻领、驳领结构设计进行了定性和定量的分析，得出其线性回归方程，为女装衣领结构设计的数字化提供了理论研究基础。