line-source造句
例句与造句
- Test method for thermal conductivity of plastics by means of a transient line - source technique
利用瞬间线性源技术测量塑料热传导率的试验方法 - Standard test method for thermal conductivity of plastics by means of a transient line - source technique
用瞬变线源技术对塑料热导性的标准试验方法 - The result shows that the sources of pollutant mainly include non - point - source , line - source and point - source , with nh ( superscript + subscript 4 ) , no ( superscript - subscript 3 ) , so ( superscript 2 - subscript 4 ) , phenanthrene , bhc , fe and mn mainly from non - point - source , nh ( superscript + subscript 4 ) , hg , cd , cod , phenanthrene , bhc mainly from line - source , and so ( superscript 2 - subscript 4 ) , dimethoate and cn ( superscript - ) from point - source
研究结果表明，地下水污染源有面源污染、线源污染、点源污染；其中属于面源污染的污染物主要有氨氮、硝氮、硫酸根、菲、六氯环已烷、铁和锰；属于线源污染的污染物主要有氨氮、汞、镉、 cod 、菲、六氯环已烷等；属于点源污染的污染物有硫酸根、乐果、氰化物。 - In the external region , heat transfer between the u - tube borehole and the ground is considered with a model of a finite line - source in a semi - infinite medium , and it is the first time to achieve an analytical solution of the temperature distribution for a such a transient two - dimensional conduction problem by means of the green - function method
对单个钻孔的传热划分为两个区域分别进行研究。在钻孔周围区域，将竖直u型管的传热简化为有限长线热源的传热问题，采用格林函数法首次得到了有限长线热源温度分布的解析解。 - It's difficult to find line-source in a sentence. 用line-source造句挺难的
