目的：观察新型放疗增敏剂甘氨双唑钠（SG）对心血管和呼吸系统的影响。

Objective: To observe the effects of sodium glycididazole (SG), a new radio sensitizer, on cardiovascular and respiratory systems.

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用扫描电镜和透射电镜观察低剂量双光气吸入中毒所致家兔呼吸系统损伤的超微结构改变。

Scanning electron microscope and transmissional electron microscope were used to observe the ultrastructural changes of respiratory tract in rabbits inhaling low concentration of diphosgene.

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在无任何附加延迟反馈的情况下，观察到声光双稳系统的不稳定性和混沌行为。

Instablity and chaos have been observed in an acoustooptic bistable system without any extra delay device.

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