“comparative rabal”的概念、定义、翻译、参考文献-科学参考

单词	comparative rabal
释义	comparative rabal [kǝm`par·ǝd·iv `rā´bal] ^ENGINEERING A rabal observation (that is, a radiosonde balloon tracked by theodolite) taken simultaneously with the usual rawin observation (tracking by radar or radio direction-finder), to provide a rough check on the alignment and operating accuracy of the electronic tracking equipment.
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