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1.STUDY ON THE MILD STEEL SHEET ROLLING DIRECTLY FROM THE CAST SLABS WITH LIQUID CORE
液态铸轧低碳板的研究收藏指正
2.Radioisotope Am 241 is a mild γ_radiation source of which QNT type direct reading γ_ray thickness tester is made. This apparatus is in possession of specialities such as high detection sensitivity, measuring accuracy and safety reliable operation, being suitable for measuring thickness of steel sheet in a manner of non_contacting, continuous and rapid detection.
放射性同位素Am2 41(镅 2 41 )是一种低能γ射线源 ,用它制成的QNT - 2型直读式γ射线测厚仪 ,具有检测灵敏度高 ,测量准确 ,安全可靠等特点 ,适合于薄板非接触、连续、快速的厚度测量 .收藏指正
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