In this paper, the principles of gate calculation in the die-casting mould are discussed, and the calculation formulas of gate area adn fiow velocity of metal in the gate are given.
依据压铸模具浇口计算的基本原理，给出了内浇口截面积和内浇口内金属液流动速度的计算公式。
The scheme accomplishes range tracking by adopting three range gate tracking to make middle gate always centered at echo pulse center through feedback circuit and deviation calculation circuit.
该方案采用三波门跟踪，通过偏差计算电路和反馈控制电路使中间波门中心始终对准目标回波脉冲中心，完成距离跟踪。
Brief introduction to the working process, the construction characteristics, the applications and the main data's selection & calculation for the single disc, high-performance flat gate valve.
介绍了高温硬密封浮动阀座单闸板平板闸阀的工作原理、结构特点、适用范围及主要技术数据的选取和计算。
The paper introduces the arrangement of anchor sheaf in gate pier, the design of tension, the selection of anchorage system and the result of space finite element calculation.
本文对预应力闸墩的锚束布置、张拉力设计、锚固体系选择以及空间有限元计算成果作了简要介绍。
The three calculation models of Jianbi lock gate are analyzed, including the initial design model and two reinforced models.
本文分析了三角闸门的加固前、增设了直线防撞板与浮箱、增设了折线防撞板与浮箱三种模型。
In the paper, the calculation for the quantity of traffic lane at the gate of container terminal was made by applying the method of probability thesis and combining the actual practice of project.
引用概率论的方法，结合工程实例，对专业集装箱码头大门的车道数量进行计算。
According to the characteristics of gate-controlled project of Erhe River flood diversion, Two-stage Calculation Method for water diversion ratio is put forward.
针对入海水道分洪枢纽有闸控制的特点，提出了分流比的两段计算法。
According to the characteristics of gate-controlled project of Erhe River flood diversion, Two-stage Calculation Method for water diversion ratio is put forward.
针对入海水道分洪枢纽有闸控制的特点，提出了分流比的两段计算法。
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