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1·The vacuum squeeze moulding technique is a new technology for compacting moulding sand.

真空压实造型技术，是一种新的型砂紧实工艺。

2·When occurring a certain amount of clay slurry, it leads to the changes of moulding sand in properties.

在出现一定量粘土浆前后，型砂的性能变化最大。

3·The compaction rate of the moulding sand is an essential index showing the sand moisture in casting practice.

型砂紧实率是反映铸型用砂含水量的一个重要指标。

4·This article discusses about the choosing of technology and equipment in the steel foundry with green moulding sand.

介绍了粘土湿型砂铸钢车间的工艺及设备选择。

5·The detecting mechanism of moulding sand moisture is analysed. The method of designing hardware and software is discussed.

对型砂含水率测试原理进行分析，讨论了测试仪的硬件和软件设计。

6·This paper analyses the technological process of moulding sand compounding, and con- trolled by PC, then yields good results.

本文分析了型砂配制的工艺，用 PC 对其进行了控制，获得了良好地控制效果。

7·This paper analyses the technological process of moulding sand compounding, and con - trolled by PC, then yields good results.

本文分析了型砂配制的工艺，用PC对其进行了控制，获得了良好地控制效果。

8·A new type of intelligent instrument for the detection of moulding sand moisture is presented in this paper. Its nucleus is microcontroller.

本文介绍一种新型的以单片机为核心的智能化型砂含水率测试装置。

9·It is a key of wide application to recognize and solve some technological questions such as property of moulding sand Pouring and transport etc.

认识和解决好型砂、造型、浇注、输送等工艺问题是应用和推广这一技术的关键。

10·Reducing expansion stress of the moulding sand and increasing wet tensile strength of moulding sand are the main measures to prevent scab defect.

防止夹砂缺陷的主要措施是降低型砂的膨胀应力和提高型砂的热湿拉强度。

型砂

1·The compaction rate of the moulding sand is an essential index showing the sand moisture in casting practice.

型砂紧实率是反映铸型用砂含水量的一个重要指标。

2·The differences of the distribution of the moulding sand strength after compacting with pattern or not as well as resilient phenomenon and the mechanism of appearing bridge were analysed.

分析了无模样和有模样紧实后型砂强度分布的差异，以及回弹现象和“桥”的产生机理。

3·The technical principle of the intelligent high speed tester for solidity of moulding sand is described briefly. The design, calibration and application results of the tester are introduced.

简述型砂紧实率快速智能测试仪的技术原理，介绍了测试仪的设计、标定以及应用效果。

4·The detecting mechanism of moulding sand moisture is analysed. The method of designing hardware and software is discussed.

对型砂含水率测试原理进行分析，讨论了测试仪的硬件和软件设计。