the main features lie in lowering production cost by using simple equipment and control system and cheap and recoverable stuffing material and …
其主要特点是设备及控制系统简单,填料价廉且可反复回用,成本低,产品质量有确切保证。
the main features lie in lowering production cost by using simple equipment and control system and cheap and recoverable stuffing material and assuring good product quality.