covering index

常见例句

双语例句

• Effects of Covering Film on Physiological Indexes and Water Use Efficiency (WUE) of Soybean in Dryland;
  本文研究新型多功能保水剂对黄瓜生长，产量，品质及水分利用率的影响。
• Covering indexes allow data storage within the index itself while sparse indexes exclude documents that do not contain the missing field.
  ​Covered索引允许​在索引本身里存储数据，而 ​Sparse索引则会排除掉不包含索引字段的文档。
返回 covering index