Proposal type of tendering

请帮忙翻译THE GROUP OF BIDEING --TENDERING proposal Type of blood type of contract是什么意思 type of registration是什么意思 type of test piece type of是什么意思 请问“- The proposal is free of spelling Length and Type of Study not support this type of 有谁知道type of environment 英语翻译Types of Mesh Demister Strip Type(Sectional Type) Layere