dry point 铜版雕刻 ; 直刻法
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
N a technique of intaglio engraving with a hard steel needle, without acid, on a copper plate 铜版雕刻
On the basis of analysis of the process mechanism, the model for soft measurement of the dry-point of crude gasoline delayed coking is established by using PLS-RBFN parallel method.
在分析工艺机理的基础上，用PLS - RBFN并联方法建立延迟焦化粗汽油干点软测量模型。
But the moon, which was dry at this point, received a majority of its water via comet collisions.
但是，月球，当时是干燥的，通过彗星碰撞接受了大部分水。
PUBLIC finance can seem a dry, abstract subject until the point when it becomes all too real.
公共财政似乎是一个乏味抽象的话题，直到当它实实在在地摆在眼前。
应用推荐