Warning: file_put_contents(): Only 0 of 6226 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/69228.com/index.php on line 55 retrofit例句_retrofit英汉例句_retrofit双解例句_魏碑心思朗文词典
Engineered with a modular approach, NIBCO's electric and pneumatic actuation systems give you flexibility to actuate new valves or retrofit existing valves. 由于采用模块式结构，美国尼伯科电动和气动执行机构系统可以灵活应用在新阀门或改进阀门上。