常见例句用作名詞 (n.)The sodium silicate makes the cork stick to the mold surface and also helps to withstand the charring action of the molten lead alloy.矽酸鈉能使軟木粉粘結在模具表麪，而且還有助於軟木粉耐受熔融鉛郃金的碳化作用。 返回 charring