各管道等级应标明工况下的适用设计标准。
Each Pipe class shall indicate the applicable design code under service.
液状粘固剂的特定类型、等级和坚固性的选择应该考虑管道类型、口径、安装条件以及粘固剂与系统流体介质的化学兼容性。
Selection of specific type, grade and consistency of solvent cement should take into account pipe type, size, installation conditions and chemical compatibility of cement and system fluids.
建议在管道建设中采用强度安全保证模式,按地区等级分配钢管而不按管输压力高低分配钢管。
The author holds that the mode of assurance by strength shall be used in pipeline construction, with steel pipe distributed on the basis of location classes rather than transmission pressures.
根据概率可靠性理论,计算了地震作用下地下直埋管道的各个震害等级的概率值。
According to reliability theory of probability, the probability value of different grade of seismic hazard of water pipe buried underground under earthquake action was calculated.
综合分析出输水管道的破坏等级和破坏概率。
The damage degree and damage probability of the water pipeline have been worked out.
(聚氯乙烯)PV C符合ASTMD- 1784,类别12454 -B标准,以前定义为类别i,等级1,是所有热塑塑料管道材料中应用最广泛的材料。
(Polyvinyl Chloride) PVC conforming to ASTM D-1784, Classification 12454-b, formerly designated Type I, Grade 1, is the most frequently specified of all thermoplastic piping materials.
Muhlbauer的管道风险评分体系,详细阐述了风险评价模型框图和引起事故的4个因素,提出了风险等级划分标准和减小管道风险的一些建议。
Muhlbauer risk assessment scoring system of pipeline, and also describes in detail modeling chart of risk assessment and 4 factor to cause accident, as well as put forward classific.
Muhlbauer的管道风险评分体系,详细阐述了风险评价模型框图和引起事故的4个因素,提出了风险等级划分标准和减小管道风险的一些建议。
Muhlbauer risk assessment scoring system of pipeline, and also describes in detail modeling chart of risk assessment and 4 factor to cause accident, as well as put forward classific.
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