chain cover

基本解释

Running on fast track for many years, the group has created a value chain, which covers most of its products.
集团公司经过多年以来的迅勐发展，在石油工业多个领域形成了完整的产业链，大部分产品都在企业内一体化完成。
This product is made from the natural Ca-bentonite after a process of purification, modification, long-chain organic cation covers and so on.
本产品以天然优质钙基膨润土为原料，经提纯、改型、长链有机阳离子覆盖等过程精制而成。
The activities include not only the magnitude of home, 7 days, Jinjiang economy hotel chain, also covers platinum Tao, live in China, such as the 8 brands Wanda Group hotel.
流动既包括如家、7天、锦江之星等经济连锁酒店，也涵盖铂涛、华住、万达等8大品牌团体酒店。