VAISALA
- 网络维萨拉;芬兰维萨拉
VAISALA-
VAISALA 's Radiosonde Technology and Advancement in Radiosonde Technology in China
VAISALA探空技术及中国探空技术的发展
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Brunt - Vaisala frequency in winter is larger than in summer .
无论在对流层还是在平流层，Brunt-Vaisala频率冬季的值皆大于夏季的值；
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A new CO2 gas sensor was developed in Vaisala company , a IR measuring method of single light beam and double wave length was used in the sensor .
芬兰堆萨拉公司最新研制的光学CO2传感器Carbocap，其工作原理采用了单束双波长非发散性红外线测量方法，其独特之处在于它的滤光镜&一种袖珍电子调谐干扰仪。
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Test data of one minute were collected for one month from July 25 to August 25 in 1998 . The analysis of gross result of test is that the type FD-12 forward scattering meter of Vaisala Co.
试验收集数据的起止时间为1998年7月25日09h至8月25日08h，时间间隔为1min。