目的：探讨肿瘤患者股静脉置管封管的最佳方法。
Objective: to explore optimal sealing method of femoral vein catheter applied to the patients with cancer.
“每一封信都为我们打开了另一个世界的大门。”该电视剧的导演管章文表示。
"Every letter opens another world for us," according to Guan Zhangwen, the director of the TV show.
首先最重要的一点：如果煤气管道内着火，应立即封闭所有入孔、放散管、采封管，并向管道内通大量蒸汽灭火。
First of all the most important point: if the gas pipeline inner fire, immediately closed all into the hole, radiation tube and sealing pipe, and in general to pipe of steam to extinguish fire.
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