1、 Melting point and decomposition temperature of thses germanic compounds have been determined by thermogravimetry.
由差热分析曲线测得了它们的熔点和分解温度.
来源:网络期刊摘选
2、 The apparatus is calibrated using appropriate substances of known melting point.
装置使用一个已知熔点的合适物质去校准.
来源:网络期刊摘选
中