Dear M Tony Fyler:We would like to submit the enclosed manuscript entitled “*”， which we wish to be considered for publication in "journal title” No conflict of interest exits in the submission of this manuscript， and manuscript is approved by all authors for I would like to declare on behalf of my co-authors that the work described was original research that has not been published previously， and not under consideration for publication elsewhere， in whole or in All the authors listed have approved the manuscript that is As the title suggests， our contribution is about *(main content and meaning of the study)P *(Email: *)， who is a *， and *(Email: *) working at GNSS *， and * (Email:*)， who is * are recommended by us as our preferred I hope this paper is suitable for the Journal of NWe deeply appreciate your consideration of our manuscript， and we look forward to receiving comments from the If you have any queries， please don’t hesitate to contact me at the address Thank you and best Yours sincerely，Corresponding author: *E-mail: *
