A same meaning or not problem:
When toxic concentrations are reached , there may be a delay of one or two days before maximum toxicity occurs .
When toxic concentrations are reached , there may be a delay of one or two days before a maximum toxicity occurs .
****
[A]: yes

A same meaning or not problem:
The Expected Exposure ( EE ) is defined similar to the PFE , except that the average is used instead of a certain quantile .
Expected Exposure ( EE ) is used similarly to the PFE , except that the average instead of a certain quantile is defined .
****
[A]: no

A same meaning or not problem:
On 3 August 2015 , Parmele was signed by the Cleveland Browns and was dismissed by the team on 31 August 2015 .
Parmele was released from the Cleveland Browns on August 3 , 2015 , and was signed by the team on 31 August 2015 .
****
[A]: no

A same meaning or not problem:
During the period of Japanese rule , Namaxia was grouped with Maolin District and Taoyuan District and governed as , which was classified under Kizan District of Takao Prefecture .
During the time of Japanese rule , Namaxia was grouped and classified with Maolin District and Taoyuan District , which was governed under the Kizan District of the Takao Prefecture .
****
[A]:
no