Gross margins that is: and presumably even higher costs as a result of the method they were using to collect the material.

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The cosmonauts were unable to collect a material exposure experiment from the station exterior due to a stuck hinge that prevented it from folding closed, NASA officials said.

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In the session on article and feature writing, the lecture covered -- how to select a subject, how to write a theme sentence to determine the parameters of the subject, and how to collect and sort out the material.

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But the most important thing about that story, which is not often told, is that as a result after the Cuban missile crisis, immediate steps were taken to correct our inability to collect on the movement of nuclear material out of the Soviet Union to other places.

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As a result, it is necessary to collect only a single type of plastic to ensure the desired material properties.

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"If an ant heap is a meter high over ground, which is to say, about 3 feet, it's probably digging up material from three to four meters below, so you can collect samples from those ant heaps, " said Mr. Petzer, who says that is a constant ratio.

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