只有对其进行时程分析,才能对其安全度进行全面评估;
Unless analyze time history, it could go on the overall assessment of safety.
由于视见度(视程)很差,飞机返航了。
整体结构简单,可靠性程 度高;
The invention has the advantages of simple structure, high reliability;
整体结构简单,可靠性程 度高;
The invention has the advantages of simple structure, high reliability;
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