martin marietta meaning in English

马丁玛丽埃塔

Rtd and martin marietta will run two new express routes especially for martin marietta employees
Rtd和马丁.马芮娜公司将会专门为马丁.马芮娜公司的员工启动两条快速通道。
High pollution season ' s got us watching our driving pretty closely , but workers at martin marietta are getting really practical help
这个高污染的时代让我们更加切身地开始关注车辆行驶的问题，但是马丁.马芮娜公司的员工得到了实际的帮助。