外框和肘形指针位于文本块侧边的标注。选择手柄可调整段落宽度。
The specific requirements and basic data for the flange, pipe-segment, tee, elbow, and stuffing box were expounded with the figures and lists.以插图及表格形式论述了法兰、管段、三通、弯头和填料泄漏勘测的具体要求和数据。
Tips: This type of matching top box for ordinary people after the elbow height, standing operation can be used as an operating platform.友情提示:该型号选配顶框后适合常人肘部高度,站立操作时可作为操作平台使用。