根据对各等级的林分生长过程及其立地特征的分析，提出了划分马尾松低质低效林的技术参数标准。
Based on the analysis of the stands growth procedure and the site features, we provided the parameter criterion used to sort the low quality and low benefit Masson Pine secondary stand.
不同标准的振铃波抗扰度试验信号波形定义、试验电压等级以及试验信号发生器技术指标等都存在一定的差异。
There are some differences in waveforms, test voltage levels and technical specifications of ring wave generator circuits, which have regulated by several immunity test standardization documents.
合理确定铁路等级、速度目标值等核心指标，完善安全标准，更加注重新技术、新装备开发应用的安全性和可靠性。
Feasibly grading the railway, target speed and other core indicators, improve safety standards, pay more attention to the safety and the reliability of new technology, new equipment and applications.
总结了系统功能安全测试的关键技术，包括基于功能安全的安全标准体系、安全完整性等级、整体安全生命周期。
Key technologies of system functional safety test are summarized. These include safety standard architecture, integrated safety level and integrated safety lifecycle.
该产品的主要技术指标以甲醛释放量和加工程度为标准定等级。
The main technical indexes of products with formaldehyde to release a quantity to standard set level.
介绍了EPON与GPON两种技术。并从标准成熟度、支持速率等级和业务能力、传输效率、安全性和可扩展性等几个方面对EPON与GPON进行了比较。
The article introduces EPON and GPON and compares these two technologies in terms of maturity, speed, service capacity, transmission efficiency and scalability.
未来交通量是道路交通规划与建设中十分重要的技术指标，是确定道路等级、道路断面、结构形式和标准不可缺少的条件。
The future traffic is an important target in traffic planning and road building. It is an indispensable term for determining road grade, cross-section, type of structure and road standard.
未来交通量是道路交通规划与建设中十分重要的技术指标，是确定道路等级、道路断面、结构形式和标准不可缺少的条件。
The future traffic is an important target in traffic planning and road building. It is an indispensable term for determining road grade, cross-section, type of structure and road standard.
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