vacuum cold welding test

例句：

1. 1. The vacuum cold welding test is crucial for the quality control of the new product.
   真空冷焊接测试对于新产品的质量控制至关重要。
2. 2. During the vacuum cold welding test, the temperature and pressure were carefully monitored to ensure the integrity of the joint.
   在真空冷焊接测试期间，温度和压力被仔细监测，以确保接头的完整性。
3. 3. The vacuum cold welding test was conducted to evaluate the performance of the new material in different environments.
   真空冷焊接测试是为了评估新材料在不同环境下的性能。