This period may, however, be shortened in cases where urgent problems of safety, health or environment arise or threaten to arise.
但在出现有关安全、健康或环境的紧急问题或出现此种威胁的情况下，上述期限可以缩短。
The world auto industries are facing more and more serious problems: energy, environment and safety.
世界汽车工业正面临着越来越严峻的问题：能源、环境和安全。
In addition, it will work many community problems, such as environment and traffic safety and etc.
此外，废旧汽车报废处理不当，也会造成环境和交通安全等一系列社会问题。
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