The contract-based principle has been central to CBDI-SAE with the introduction of the specification concept and a distinguishing feature from other meta-models.
基于契约的原则成为了CBDI-SAE的中心，它所引入的规范概念与特性使其与其他元模型很不一样。
This paper mainly introduced the pro cess, principle and main contents on revision of DL/T5178-2003Technica l Specification for Concrete Dam Safety Monitoring.
本文叙述了电力行业标准DL/T5178-2003《混凝土坝安全监测技术规范》修订过程、修订原则及修订的主要内容。
This paper introduces the composition, operation principle and main specification of antenna hydraulic system used in three-dimensional radar.
本文介绍了某三坐标雷达天线液压系统的组成和工作原理及主要技术指标。
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