| 释义 |
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Technical metadata includes host server, database type, database schemas, table name, column names, and data types, all of which are described in technical detail. 技术元数据包括主机服务器、数据库类型、数据库模式、表名、列名和数据类型，这些都是在技术数据中描述的。 - 2
The structure and operating principles, technical data , test records, type selection and demands in installation , and actual application of German Q series quantometers are described. 介绍德国Q系列燃气表的结构及工作原理、技术数据、试验记录、选型与施工要求、实际应用。 - 3
The report talks about the principles, structure, accuracy analyses, main technical data, characteristics, adjustment and application of a new type internal focusing device for centring. 本报告介绍了一种新型内调焦对心器的原理、结构、精度分析、主要技术参数、特点、仪器的调整及使用。
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