单词	head drain
释义	head drain 地头沟
随便看	rotating inductor-type magneto rotating inertia rotating injection rotating inner ring load rotating-insulator switch rotating internship rotating interrupter rotatingiron rotating iron rotating-iron type over-current relay rotating-iron type overvoltage relay rotating-iron type under-voltage relay rotating jig rotating jig for welding rotating joint rotating joints rotating joint with multiple flow paths rotating journal bearing rotating key clutch rotating latency time rotating launcher rotating lens rotating lens drum rotating lever rotating lifting spinner 525 52511534 52512 525121 5251325*12 52525 5253 5253254 52534 525341 胶原胶合胶合剂胶合板胶囊胶圈胶垫胶夹板胶子胶布