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It was proved that the method was easy-to-operate and samples produced were homogeneous in quartz content, controllable in sample weight and compliant in particle size distribution with that collected from workplaces.The samples can be used in round-robin
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经测试表明：该方法操作简便，制备的呼吸性粉尘样品石英含量均匀，样品质量可控制，粉尘粒度分布和现场样品一致，适用于实验室间或不同方法之间的石英含量比较性研究和质量控制。 |
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It was proved that the robust adaptive controller developed in this paper can guarantee that all states of the closed-loop mobile robot were bounded and asymptotically stable when the disturbances equaled zero at the equilibrium point of the open-loop mob
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从理论上证明了该鲁棒自适应控制器能够保证闭环系统的所有状态有界，并且当未知干扰为零时，还能够保证闭环系统所有状态渐近稳定。 |
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It was proved that the rumor is true.
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那谣言后来被证明是真的。 |
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It was published by Foreign Language Teaching and Research Press.
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是外语教学与研究出版社出版的。 |
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It was published by Shanghai Foreign Language Education Press.
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是上海外语教育出版社出版的。 |
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It was put forward in third session of the 16th CPC Central Committee that shareholding system should become the main form of public ownership system.
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摘要党的十六届三中全会提出，股份制应成为公有制的主要实现形式。 |
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It was put forward that visual and modal designs of commodity packaging should have public benefits; commodity packaging designs should attach importance to the sustainable development of social economy; consider the convenience and safety for people to u
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在此基点上提出了商品包装的视觉和形态结构设计应具有公益性；商品包装设计应重视社会经济发展的持续性；应考虑大众使用的方便和安全，从而使商品包装成为能引导大众健康消费，具有为社会公众服务功能的商品包装。 |
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It was quite a feat for her to swim across the river.
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她游泳横渡那条河是十分了不起的壮举。 |
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It was quite a feat to move that piano by yourself.
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你真有能耐，一个人挪动那架钢琴。 |
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It was quite a good result in the end, I think.
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最后是一个相当好的成绩，我认为。 |
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It was quite a novelty to meet someone like that.
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碰到象那样的一个人真是一件新鲜的事。 |
