参展手续的英文：
participation procedures
participation formalities
n. 参加；分享；参股
- She is an active participant in this activity.
她积极参与这项活动。 - Their assent to participate must be documented.
必须用文件来证明他们同意参加研究。 - unfitness that bars you from participation.
因为不胜任而不能得到参与某项工作的资格。
n. 程序，步骤，手续，进程，礼仪
- This is a reduction procedure.
这是个简化方案。 - The representation of a procedure created by the invocation of that procedure.
由过程调用产生的该过程的表示。 - Actions like these (with only a procedure component) are procedural actions.
这样的操作（只有一个过程部件）称为“过程操作”。
n. 礼节；拘谨；程序，正式手续；形式，仪式
- You should recast the report in formal wording as it is a formal occasion.
这是一个很郑重的场合，所以你的报告应改的正式一点。 - A formal note is essentially a formal personal letter.
正式照会实质上是正式的个人函件。 - They are very formal in their business transactions.
他们的商务议事很有条理。
