傳質(zhì)設(shè)備; 紡織設(shè)備和器材; 塑料機(jī)械; 減速機(jī)、變速機(jī); 其他傳質(zhì)設(shè)備; 其他塑料機(jī)械;

Mass transfer equipment; Textile equipment and apparatus; Plastic machinery; Reducer, variable speed machine; Other mass transfer equipment; Other plastic machinery;