Draw the contour of each bracket in the steel sheet, mark the holes with a punch marker, cut.

托架是利用不锈钢片做成的，这一个材料非常黏性大，而且你将会需要使钻头尖锐良好的挖电洞，使比直径。

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The microwave brightness temperature(Tb) isoline, combined with the topographic contour line of ice sheet, interprets the characteristic of brightness temperature distribution in Antarctica.

结合微波亮温等温线图和南极等高线图分析了南极地区亮温分布的特点。

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