thimble ionization chamber

A way to construct a descriptive geometric model of a finger cutter for processing a helical gear is presented.

论述了加工渐开线斜齿圆柱齿轮指形铣刀画法几何模型的建立方法；推导出指形铣刀轴剖面廓形曲线上点的坐标方程；进行通用Autolisp程序设计，并举例绘制轴剖面廓形。

The Process Research and Effect Comparison Between the Dissolve Mould Foundry of the QT400-15 Finger Plate Sandal and Conventional Sand Mould Foundry;

在生产 QT40 0— 1 5指形板座的实践中 ,应用普通砂型铸造和消失模铸造 ,产生了两种不同的效果 ,经比较认为消失模铸造具有其独特的优势 ,同时简述了消失模铸造工艺对生产该产品的技术关

This article discusses the Daya Bay nuclear power plant in-core flux thimble tube in-service inspection methodand strategy.

比较详细地描述了广东大亚湾核电站对堆芯测量系统中子通量指形套管实施在役检查的方法和策略。