Transposition is a peculiar variety of inner partitioning in translation meaning a change in the order of the target sentence syntactic elements (Subject, Predicate, Object, etc.) as compared with that of the source sentence dictated either by peculiarities of the target language syntax or by the communication intent.
An example will suffice to illustrate the idea of transposition.
The flight will be boarding at Gate 17 in about fifteen minutes,' the girl added with a smile ~ — «Приблизно за п'ятнадцять хвилин на цей рейс буде посадка біля виходу номер 17», — посміхаючись, додала дівчина.