By observing of the melt course and by analyzing the measurements of glass samples, the feasibility of nepheline syenite as raw materials for the green float glasses was discussed.

通过对熔化过程的观察和对玻璃样品有关性能测试结果的分析，讨论了霞石正长岩作为绿色浮法玻璃原料的可行性。

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The method can detect the warp by observing the distance between the two images reflected from the precision sheet glass and the standard plate for the same reference object.

这种方法是通过观测精密薄板玻璃和基准平面反射同一参考物的像，检测两个像分离的程度来判定精密薄板玻璃的翘曲度。

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The experiment results show that observing jet appearance with the double reflecting mirrors system is feasible as long as the vacuum of the glass tube can meet the requirement of experiment.

实验结果表明，只要有机玻璃管的真空度能够满足要求，采用双反射镜成像系统来观测射流的形貌是可行的。

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The efforts involved observing, from behind mirrored glass, as people in fake minivan interiors used ketchup.

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On the 6th, Sherman was out inspecting the encampment, took out his looking glass and was observing to his left, when the confederate line emerged from the brush to his right, a mere 100 yards away.

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Observing the goings-on through the glass walls was a group of young Republicans, whom mysteriously no one involved in the recount had seen before.

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