单篇文献以工程专用语言 - 控制词汇 (controlled term) 分类，为每篇文献选出一个控制词汇作为『主标题 (main heading)』，让您更迅速掌握文献主题分类，进而查找同主题文献的可能性..
基于190个网页-相关网页
标题词按照概念的主、从关系分为两级： 主标题词（Main Heading）是表达事物主体、产品名称等的名词术语，可以单独 4 使用。大写黑体字母。
基于10个网页-相关网页
有没有主题词(Main heading )、控制词 (Controlled terms)和分类号(Classification code)是判断 论文是否被Compendex 数据库正式收录的唯一标志。
基于6个网页-相关网页
Ei main heading 主题词 ; 主标题词 ; 题词 ; 倒题武
El main heading 主题词
main subject heading 主标题词
main tunnel heading 主导洞
·2,447,543篇论文数据，部分数据来源于NoteExpress
the Main Heading (H1 or H2)
主标题 (H1 或者 H2)
youdao
It's a simple structure: horizontal menu, main heading panel, and content area.
结构很简单：横向菜单，主标题面板和内容区。
This user has chosen bold formatting for a main heading and bold plus italics for a sub-heading.
该用户为主标题选择了粗体，为子标题选择了粗体加斜体。
Under each main heading are 6 to 10 subtopics, ranging from Asset Allocation to Vanguard funds to Social Security to annuities.
FORBES: Wiki's In-depth Vanguard Data
"Estimates show that during the busiest hour in the morning peak period, the number of passengers on the Great Eastern main line heading to Liverpool Street is set to increase by 49% by 2031, from 16, 500 to 24, 600, " a statement said.
BBC: Hopes for new stations but campaign wants faster trains
Another hub airport is Los Angeles' LAX, which is the main funnel for people heading to Australia, the South Pacific, and Asia.
CNN: Lower airfares -- how to get them
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