1·The variance analysis shows there is extreme significant difference in seedling height, ground diameter, branching height, freeze injury among provenances;
方差分析表明，樟树苗期种源间在苗高、地径、分枝高、冻害上有极显著差异；
2·Currently, the basic method of monitor winter wheat freeze injury is concentrated on temperature retrieval and compared with NDVI before and after freeze injury.
当前冬小麦冻害遥感监测研究大多集中于反演地表温度或受灾前后归一化植被指数ND VI变化分析。
3·The potatoes create the serious freeze injury to just when the time of emergence potato because of the similarly spring cold weather in the north part of our country.
在我国北方马铃薯一作区也同样由于倒春寒的影响对正值出苗期的马铃薯造成严重冻害。
4·Acoording to instruction and experiment for many years, the authors introduced the formation causes of road freeze injury in freeze earth areas and give general prevention ways.
本文根据笔者的多年教学和设计实践。介绍了多年冻土地区公路冻害的成因及防治的一般方法。
5·So the method of change vector analysis is effective for monitoring winter wheat freeze injury and growth recovery. Also it supply a new way to monitoring the other crop disaster.
因此，变化向量分析法能有效地监测冬小麦冻害灾情与灾后长势恢复情况，同时对其他作物灾害监测提供了途径。
6·Conclusion: the therapeutic effect on burn-freeze combined injury would be very efficacious after using embolus dissolution, vascular dilation, supplementing with high pressure oxygen and skin graft.
结论：烧冻复合伤在积极采用溶栓、扩张血管的基础上，再辅助高压氧、植皮等治疗，疗效显著。
7·Ice injury after the damage occurred mainly in freeze-thaw, local vascular dilation, congestion, exudation, and thrombosis, etc.
冰伤害损害发生后，主要在冻融，局部血管扩张，充血，渗出，血栓形成等；