Objective To observe the effect of heat preservation on vital sign of geranial patients undergoing abdominal operation.

摘要目的观察保温干预对老年腹部手术患者生命体征的影响。

The outer door is a polyurethane foamy one with a glazing unit observation window, for better perspectivity and heat preservation.

外门为聚氨脂发泡门，中空玻璃观察窗，透视性好，保温性能好。

Polyurethane foaming box ensures good heat preservation capacity, and so ice cubes become more melting-resistible and can be stored longer.

聚氨酯发泡箱体，保温性能好，储冰时间长，不易融化。

The material is pervaded with va rious performances of light weigh so und absorption,heat preservation,insulation,hig h-temperaure resistance,corrosio n resistance,noninflammability an d antibiosis.

该材料具有重量轻、吸音、保温、绝缘、耐高温、耐腐蚀、不燃等优良特性,尤其具有良好的抗菌作用,是一种高性能的节能型的复合材料。

Glass fiber mat is taking the method of the Dutch wet process mat which has good heat preservation, noisedamping, heat insulation and so on.

玻璃纤维薄毡是采用德国湿法薄毡生产工艺，是良好的保温、消音、隔热、绝缘材料。