英语语法分析

The ash and silica content of 21 species of commercial woods of Surinam have been quantitatively determined.

定量测定了21种苏里南商用木材的灰分及二氧化硅含量。

Third world countries including Jamaica surinam and Guyana supply almost90% of developed nation imports of bauxite.

第三世界国家包括牙买加、苏里南和圭亚那几乎提供了发达国家铝土矿进口的90%。

Third world countries including Jamaica, Surinam, and Guyana supply almost 90% of developed nation imports of bauxite.

第三世界国家包括牙买加、苏里南和圭亚那几乎提供了发达国家铝土矿进口的90%。