底注 meaning in Chinese

rising pouring
◇底注盛钢桶 bessemer ladle; 底注法 bottom running; 底注浇包 stopper ladle; 底注浇口 down-pour gate; syphon runner; 底注铸造 bottom casting

On the strength of this , he was content to lose his ante
照他手上的这副牌，他宁愿输掉他所下的底注。
Base - grouting influence upon the vertical bearing capacity of bored piles
桩底注浆对钻孔灌注桩竖向承载性能的影响
Several games were going . these he watched for a time and noticed that the pots were quite large for the ante involved
他观察了一会儿，就每次发牌前下的底注来看，牌局的输赢数目是很可观的。