21. Service life planning is currently being launched ( September 2008 ).22. Q . Some time ago, you listed the service life of various appliances. 23. Fittings with a soft compression seal can give adequate service life . 24. Most never achieved their potential service life and were withdrawn in working order. 25. Service life planning is increasingly being linked with sustainable development and wholelife value.26. The absence of gears enables high power transient without impact on service life . 27. This lengthens service life , improves operating behavior, and smooths work flows. 28. I have no idea how they determined the service life of used appliances. 29. Synthetic oils are better at resisting oxidation, ensuring longer service life . 30. The WAGR Crossleys underwent over 600 modifications in their service life .
