1. Information function: The main function is to collect and sort out all kinds of information in the objective world, and store and retrieve it. Such as abstract, summary, briefing and other styles.

2. Investigation and research function: The main function is to reveal and describe various phenomena and problems in specific social activities through investigation and research, and explain their quantitative and qualitative relations and characteristics.

3. Prediction and decision-making function: The main function is to analyze, discuss, evaluate and calculate the realistic possibility and feasibility of a specific economic activity in advance, and provide action plans and decision-making basis.

4. Organization and command function: The main function is to exchange information and intelligence from the perspective of organization and management, request and issue various orders, so as to implement macro or micro regulation of social activities.

Grasp its essential characteristics from the following aspects:

1. Clear writing purpose: Practical writing serves a specific purpose, so its writing motivation and purpose are very clear.

2. Standardized language expression: The practical writing is mainly standardized modern Chinese, and some archaic words are adopted appropriately. The language of the article is solemn, concise and rigorous, which is in sharp contrast with literary works.

3. Stable format and style: Most practical articles have formed a stable general format and style, which reflects their standardization and seriousness. Authors must abide by the requirements of format and style when drafting articles.

Extended data:

In the traditional sense, practical writing refers to official documents used by administrative organs, including orders, instructions, approvals, replies, notices, circulars, reports, instructions, notices (circulars) and other common styles.

With the development of social economy and its increasingly fine social division of labor, professional practical writing style came into being, which met the specific needs of all walks of life, expanded the field of practical writing, and increased and enriched the types and contents of practical writing.

Practical writing has its usual features and main styles. There are many styles established by the society for a long time, and some styles are uniformly stipulated by the state, such as official documents. There are also some simple practical writing formats. No matter what style, it is to improve work efficiency and give full play to its tool role.

Practical writing is a tool to deal with public and private affairs, which is used to explain facts and solve practical problems, with the emphasis on "passing things on". Therefore, the language requirements are unpretentious and straightforward. For example, in the debriefing report, "what to do, what to do, how to do it" is straightforward, without discussion, exaggeration, concealment and fiction. Metaphor, analogy, metonymy, exaggeration and other rhetorical devices should not be used in most practical writing.

Baidu Encyclopedia-Practical Writing