思维与汗水撞击，必将迸发出智慧的火花，成功无疑会光顾求索者。一年前，我家里买了个小节煤炉，要封好火必须将小铁片制作的封火门调到一个合适的小缝，缝隙大了煤球着过，缝隙小了炉火要回去（灭了），所以每次封火总要反反复复调节多次，经过使用一段时间，统计成功率也就 Thinking and sweat hit, it is bound to burst out spark of wisdom, success will undoubtedly patronize seekers. A year ago, my family bought a small section of coal stove, to seal the fire must be made of small iron seal made to a suitable small seam, the gap big briquettes past, a small gap to go back the fire ( Off), so every time the seal fire repeatedly adjusted repeatedly, after a period of time, the statistical success rate also