But I must explain to you how all this mistaken idea of denouncing pleasure and praising pain was born and will give you a complete account of the system and expound the actual teachings of the great explore
在经历100℃水的沸腾下，保温板材隔绝了温度。人的手放上边一点问题都没有，导热系数只有0.065W/M·K
在重力打击下，板材不会像石材成块破碎，只会粉化，极大的提高了安全性。
