对影响湿砂型浇注时的刚度的各种因素进行了分析。
The factors influencing the rigidity of green sand mold during pouring were analyzed.
指出型砂强度和砂型的紧实程度是常温下影响湿砂型刚度的主要因素。
It was pointed out that the strength of molding sand and compactness of sand mold is the key factors influencing the rigidity of green sand mold under normal temperature.
本文从理论和实践的两个角度，论述了D型湿砂型表面硬度计的设计思想，定型设计方案。
The ideal of the design and finalized programme of the type-D green mold hardness tester are expounded by the theory and the experiments.
前言： 湿砂型铸铁件产生砂孔和渣孔缺陷的主要原因是：（1）芯头或砂台的间隙偏小；
The reasons causing sand inclusion and slag inclusion are: ( 1 ) gaps between mould and core prints or cods too small;
介绍了消失模铸造衬铁的工艺，通过消失模铸造与湿砂型铸造的比较，得出消失模铸造的优点。
This paper introduces the technique of EPC casting iron linner. Made a comparison between EPC casting and green sand casting, the advantage of EPC casting is obtained.
当湿型不能满足要求时再考虑使用粘土砂表干砂型、干砂型或其它砂型。
When wet type can not meet the requirement to consider using clay sand table dry sand, dry sand mold or other.
当湿型不能满足要求时再考虑使用粘土砂表干砂型、干砂型或其它砂型。
When wet cannot satisfy the request considers the use clay granulated substance table dry sand mold, the dry sand mold or other sand molds again.
当湿型不能满足要求时再考虑使用粘土砂表干砂型、干砂型或其它砂型。
When wet cannot satisfy the request considers the use clay granulated substance table dry sand mold, the dry sand mold or other sand molds again.
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