As shown in the FIG 2c, a first insulation layer 35 encloses the entire oil tank 17, which also contains {HEAD ~ the electric motor} 15 and {TAIL ~ the hydraulic pump} 16 
As shown in the FIG 2c , a first insulation layer 35 encloses the entire oil tank 17 , which also contains { HEAD ~ the electric motor } 15 and { TAIL ~ the hydraulic pump } 16
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH