Blending of poly (lactic acid) and starch is an effective and feasible way to obtain materials with specific biodegradable properties.

将聚乳酸与淀粉共混是一种简单易行的好方法，可以得到完全降解的复合材料。

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Methods Obtain materials of cancer incidence by establishing cancer registered reports, and predict cancer incidence by GM(1,1) gray model.

方法：通过建立恶性肿瘤登记报告制度获取发病资料，用GM（1，1）灰色系统一阶线性模型对恶性肿瘤发病进行预测。

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Land use is the social activity that people utilize and transform land resources to obtain materials of production and living on certain purpose.

土地利用是人类依据一定的社会经济目的，改造和利用土地资源获取生产生活资料的活动。

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Luongo says not every country believes terrorists want to obtain nuclear materials to build a bomb.

VOA: standard.2010.04.06

To begin with, where did North Korea obtain the materials needed to make a bomb?

ECONOMIST: Old allies turn on North Korea

He could have it earlier if he is able to obtain fissile materials on the outside market, which is possible-difficult but possible.

CENTERFORSECURITYPOLICY: Center For Security Policy

Libby seemed agitated, she said, that news outlets reported Vice President Cheney had sent Wilson on a fact-finding mission to Niger, to determine whether Iraqi officials had attempted to obtain nuclear materials there.

NPR: Reporter Miller Returns to Stand at Libby Trial