{HEAD ~ The microvalve} includes {TAIL ~ a flap} that is flexed by pressure exerted on the flap by the vapor on the fluid in the channel to prevent the fluid from flowing into portions of the channel 
includes
{ HEAD ~ The microvalve } includes { TAIL ~ a flap } that is flexed by pressure exerted on the flap by the vapor on the fluid in the channel to prevent the fluid from flowing into portions of the channel
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH