例句 /

0 ppm tightness during tests shown above. Definition of 0 ppm is no detectable leakage registered on our organic vapor analyzer which has a range of 1-10,000 ppm.

0 ppm tightness during tests shown above. Definition of 0 ppm is no detectable leakage registered on our organic vapor analyzer which has a range of 1-10,000 ppm.

在上述测试中紧密性零泄漏。在我们的组合气体分析仪(测量范围为1-10,000/百万)上没有泄漏显示。