名词
中文翻译：Unknown
同义词：
['safety-critical component', 'safety-critical element', 'safety-critical part']
例句：
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1. Thenew car has a safety-critical part that needs to be replaced every few years.
这款新车有一个需要每隔几年更换的安全关键部件。
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2. The engineer carefully inspected the safety-critical part of the machine before starting the operation.
工程师在开始操作前仔细检查了机器的安全关键部件。
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3. The manufacturer is required to ensure that all safety-critical parts meet the highest standards for safety and reliability.
制造商必须确保所有安全关键部件都符合最高安全和可靠性标准。