Methinks he might mean the difference between applying training standards as they should be, as compared to the results which are sometimes expected by local management.....
If a training captain is applying the correct standards but is being pressured towards easing such standards, he should try to ensure that whoever is applying such pressure understands what the requirements are and what the consequences of not applying then correctly could be. If that doesn't work and he believes that safety us being compromised, he should present his case to the local authority.
In either case, the result could well be the same - look for a new job elsewhere. However, you should always ensure that you are not mixing concerns about capability with personality conflicts.....