{TAIL ~ The liquid tank} 1, wherein the electrodes are installed to extend in the first direction, and {HEAD ~ the first direction} is normal to the surface of the liquid stored in the airtight vessel 
{ TAIL ~ The liquid tank } 1 , wherein the electrodes are installed to extend in the first direction , and { HEAD ~ the first direction } is normal to the surface of the liquid stored in the airtight vessel
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH