The results show that the strength and hardness of the mold produced by this method are much higher than those of normal sand mold, suitable for producing high precision thin wall castings.
结果表明：此工艺方法生产的铸型，其强度、硬度远高于一般铸型，适合于生产尺寸精度高的铸件。
But that was not before fishermen about 70km south of the plant had caught tiny sand-eels, known as konago, with larger than normal traces of radioactive iodine and caesium.
然而，在此之前有渔民在核电站向南大约70千米的地方捕到了含放射性碘元素和铯元素超标的一种叫做玉筋鱼的沙鳗鱼。
The observation in the Nanhui tidal flat demonstrates that sand layer is deposited by storm, and clay layer is deposited during normal weather.
潮坪观测证明，砂质单层是风暴沉积，而泥质单层是正常天气的沉积单元。
应用推荐