354
Where the resonator has two holes , these terms should be somewhat modified : A is the combined area of the two holes , L is 16 / 3pi r ( ~ 1 . 7r ) for a simple hole in a thin - walled vessel and r is the radius of one hole ( Seto , 1971 ) .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 None