zhè cì / lián hé jūn yǎn / zhǐ zài / jiā qiáng / shuāng fāng / de / jūn shì / hé zuò / yǔ / hù xìn这次联合军演旨在加强双方的军事合作与互信。This joint military exercise aims to strengthen military cooperation and mutual trust between the two sides.