The Third Harbour Engineering Investigation and Design Institute of China Communication (THEIDI) is a large state-owned design enterprise in the field of water transportation engineering.
中交三航设计院（全称中交第三航务工程勘察设计院）是一家主要从事水运工程设计的大型国有设计院。
This paper briefly states the basic methods of forest resource investigation in 2004, which was performed by forestry reconnaissance and design institute of Heilongjiang province.
本文简要叙述了2004年黑龙江省林业勘察设计院进行的森林资源二类调查的基本方法。
This paper briefly states the basic methods of forest resource investigation in 2004, which was performed by forestry reconnaissance and design institute of Heilongjiang province.
本文简要叙述了2004年黑龙江省林业勘察设计院进行的森林资源二类调查的基本方法。
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