名词
中文翻译：Unknown
同义词：
['unloaded parts', 'non-pressure components']
例句：
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1. Thenew model car has a lot of nonpressure parts that make it more efficient.
新款汽车有很多非压力部件，这使得它更加高效。
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2. The engineers were working on the nonpressure parts of the engine to fix the problem.
工程师们正在修理发动机的非压力部件以解决问题。
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3.The manufacturer replaced the nonpressure parts with new ones to improve the product's quality.
制造商用新的非压力部件替换了旧的，以提高产品质量。