Through analyzing the temperature field and stress field of typical steel castings some casting parameters as modulus, the distance of feeding head, cold iron are validated and modified, which is in accordance with the production-lines.

The feeding head shape of a die and a streamlined sprue runner were designed after an analysis on the cross sectional shape and the extrusion forming ability of PA66 material.

通过对异型材截面形状及原材料挤出成型性能分析，设计了正确的口模形状及合理的流线形流道；

TESTING A Research on Spherical Insulating Feeding Head

半保温球形冒口的试验研究

Design of 3D Feeding Head for Laser Rapid Manufacturing

用于激光快速制造的三维送粉头的设计

We measure the velocities of the mixed feeding gas including axis direction velocity, radial direction velocity and shear direction velocity.

利用空气动力场试验对燃烧器送出的混合气流速度进行测量，测量的速度包括轴向速度、径向速度和切向速度。

Mixed feeding group and independent feeding group showed the effect of promotion overall, but the difference was not significantly.

混合投喂组和单独投喂组对中国对虾鳃CAT活力整体呈现促进作用，但是差异不显著。

The mixed feeding stage of pre-larva is short, only 2-3 days.

前期仔鱼混合营养期短，仅2～3d。

The rate of mixed feeding of primiparas in experimental group is lower than the control group. 3.

实验组产妇在产后三日的混合母乳喂养率低于对照组。

Beijing Hong livestock production MA degree can be mixed feeding;

北京康牧生产的马度能，可混饲；

The breast feeding rate at 4 months was 74.8%, Mixed feeding rate was 22%.

4月龄时母乳喂养率为74.8%，混合喂养率为22.0%。

The machine is controlled by microcomputer, and it adopts stepping motor to feed materials.

本机采用微机电脑控制，步进电机拖料。

Study on Silage Making of Several Feed Materials Under the Laboratory Condition

实验室条件下几种青贮饲料的加工与调制

The content of zearalenone in 129 samples of feeds and feed materials were detected by immunity affinity column fluoroscopy and relevant researches were made with high performance liquid chromatograph.

利用免疫亲合柱荧光检测法检测了129个饲料及饲料原料的玉米赤霉烯酮含量，并用高效液相色谱仪进行了相关性研究。

These ingredients can partly replace some raw feed materials with higher price and also have a definite economic significance.

它可部分代替某些价格较高的饲料原料，具有一定的经济意义。

Analysis and Improvement of 380V Coal Feed Board Power Supply Loop Closing

380V给粉专用盘电源合环原因分析及改进方法

A government drive to solve the problem by putting more "distributed" solar cells on the roofs of houses and factories has stalled because of the lack of a smart grid system that allows people and businesses to feed power into the grid and get paid easily.

由于缺乏能让个人和企业较容易地向电网馈电并获得酬劳的智能电网，政府通过在房屋和工厂顶部安装更多“分布式”太阳能电池的解决方案也遇到了阻碍。

The paper discuss its basic working principle, system composition, application requirements for marine use and to which essential and life saving concerning users it shall feed power in case of blackout of ship's mains.

本文阐述了UPS的基本原理，系统构成，船上应用应达到的要求，以及当船上主电源发生故障时应对那些重要和维系生命安全的设备馈电。

Although self-driving power head for combined machine tool has been obsolete, such typical speed-regulating loop as feed power supply still has a bright future due to its high speed-stiffness and efficiency.

虽然组合机用自驱式动力头已被淘汰，但作为其进给动力源的该调速回路，由于其速度刚性和效率均高，仍将有广泛的用途。

The paper introduces the main functional design of a kind of small cutting coal machine with hydraulic fork lift as feed power and chain-saw cutting knives driven by generator as working head.

阐述了设计性、综合性实验的含义、定界及内涵，提出了增加设计性、综合性实验比例的途径，分析了设计性、综合性实验在创新型人才培养中的作用。

Digital Real-time Simulation Model of 35 kV Double-circuit Feed Power System in Normal-operating State

35kV双回馈电系统正常运行数字实时仿真

Multiple modules model of 35 kV feed power system normal running fit for digital simulation

35kV馈电系统正常运行数字仿真的多模块模型