dry-point 凹板雕刻针
dry point of light naphtha 轻石脑油干点
dry-point engraudio-videoing 针刻凹版
dry point etching 铜版画蚀刻
dry-point engraving 针刻凹版
Dry point of Naphtha 石脑油干点
In this paper ,gray relational analysis was applied to study of the relation between the dry point of petrol in distillation processing under ordinary pressure from Nanchong oil refinery and factors.
用灰色关联法取代传统的数理统计方法,对炼油厂常压蒸馏工段汽油干点值影响因素之间的关系进行研究,确定各影响因子之间的主次关系。
参考来源 - 汽油干点与常压蒸馏操作参数的灰色关联分析In petrochemical process, there are many important indicator variables that cannot be measured on-line. Such as purity, dry point of distillation product and distillation tray efficiency, etc.
在石油化工生产中，存在很多无法在线测量的重要指标变量，例如炼油企业精馏产品的纯度、干点以及精馏塔塔板效率等。
参考来源 - 偏最小二乘回归理论的研究及软测量应用·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
N a technique of intaglio engraving with a hard steel needle, without acid, on a copper plate 铜版雕刻
The dry point of light naphtha is one important product quality parameter.
轻石脑油干点就是其中一个质量指标。
It is suitable for sweet and dry point, it's perfect to take it with almond cake.
适合搭配甜点以及干点，最理想的是和杏仁蛋糕一起饮用。
The establishment of predictive mathematical model of dry point of gasoline, verification of model and on-line control process were introduced.
介绍了汽油干点预估模型的建立过程、模型的验证及在线控制过程。
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