The DLF refining station can increase heat efficiency and reduce the consumption of the ladle liner materials.

The neural network used is called DLF network, which is the combination of multilayer feedforward network with linear model.

所采用的网络为一种将线性模型与多层前向网络相结合的DLF网络。

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DLF of steel was measured meanwhile.

同时测量了钢的阻尼损耗因子作为对比。

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Design and Application of the Artificial Neural Network Based on DLF in the Multivariable and Nonlinear System

DLF神经网络在多变量非线性系统中的设计与应用

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Quality Control and Quality Evaluate of 1:500 DLG Data

500DLG数据的质量控制与质量评价

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DLG product quality research based on fuzzy reliability analysis

模糊可靠性分析理论的DLG产品质量分析

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Design and implementation of adding DLG on the visualization topographic maps

可视地形上叠加数字线划图的设计与实现

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A Discussion on Production Process of Provincial 1 ∶ 10000 DLG

省级1：1万数字线划图生产流程的探讨

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Results: The bone density of DLK group was lower than that of control group, LDS group and SDS group ( P < 0. 01), but higher than that of KDS group of the same sex ( P < 0. 01).

结果：肝肾两虚证组的骨密度低于正常对照组和肝虚、脾虚证组（均P<0.01），但高于同性别的肾虚证组（P<0.01）。

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PURPOSE: To compare the postoperative graft rejection, endothelial cell density and astigmatism of deep lamellar keratoplasty ( DLK) with penetrating keratoplasty ( PK) on rabbits.

目的：比较穿透性角膜移植术与深板层角膜内皮移植术在术后免疫排斥反应、内皮细胞及散光度数的差异。

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Grade ⅳ DLK appeared 5 to 7 days postoperatively. Anterior stroma structure became unclear, with highly reflective and folded corneal flap. Numerous highly reflective scarring formed late.

Ⅳ期DLK在术后5~7d出现明显的前基质结构模糊，高反光，角膜瓣全层皱褶，晚期形成大量高反光的瘢痕组织。

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Conclusion LASIK pre-operative application of glucocorticoid access to the clinical effect is expected to more effective prevention of DLK, meanwhile has convenience, improves treatment compliance.

结论LASIK术前应用糖皮质激素可获得预期临床效果，更有效预防DLK，同时方便患者使用，提高治疗依从性。

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Based on the model of product disassembly-logical-net ( DLN), the methods for evaluating single-goal maintaining costs and multiple goal maintaining costs are presented.

基于拆卸逻辑网络模型DLN，提出了以更换为主要维修方式的单目标维修费用的估算方法和多目标维修费用的计算方法。

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Experimental study on non-uniformity of fuel-air premixing in a DLN combustor

DLN燃烧室的燃料-空气预混均匀性研究

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Optimization of Annular Combustion Zone for Heavy Duty Gas Turbine DLN Combustor

重型燃气轮机DLN燃烧室环形区的优化

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Major and trace elements composition and species in the different diameter particle were sampled and measured in fly ash using DFJ 1 model five stage classification air samples.

采用DFJ-1型5段分级采样器，对粉煤灰中不同粒径颗粒物中常量元素和微量元素的组成和化学形态进行了分析。

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Why on earth would DFJ think it could raise a fresh big fund in this environment?

在这种环境下，德丰杰为何认为其将能够成功筹集大量资金呢？

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The morphology of online sampled blends were observed with the help of Scanning Electron Microscope ( SEM). Some parameters, such as average particle diameter d, particle diameter distribution width σ, mass center distance D and fractals dimension DfN were also calculated from SEM photos.

用扫描电镜观察在线取得的样品的相结构，同时得出各结构参数：分散相平均粒径d、分散相粒径分布宽度σ、分形维数DfN等。

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The cortico-dorsal funicular nuclei ( DFN) and dorsal funicular nuclei-spinal cord projections were studied with the HRP and modified Nauta methods in 35 cats.

用Nauta法和HRP法研究了35只猫的皮质后索核投射和后索核脊髓投射。

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The projections of the DFN to the spinal cord originate mainly from large and medium sized cells in the intermediate ventral part in DFN.

投向脊髓灰质的后索核纤维主要发自核中间腹侧部的大、中型三角、多角和梭形细胞。

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The degenerated fibers are the densest in the intermediate ventral part in DFN.

后索核的中间腹侧部是皮质纤维分布的中心。

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