概述了化工实验室质量控制的关键要素，包括内部质量控制和外部质量控制，并对内部质量控制进行了详细分析。
The critical points of quality control in the chemical laboratory were summarized in the paper, including internal and external quality control, and internal one was analysed in detail.
大学核心竞争力要素有内部要素和外部要素，是关键的、强势的要素，具有价值性、独特性。
The core competence of university is composed by inner and outer elements, which is essential and valuable and unique.
大学核心竞争力要素有内部要素和外部要素，是关键的、强势的要素，具有价值性、独特性。
The core competence of university is composed by inner and outer elements, which is essential and valuable and unique.
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