PURPOSE:To apply lining to a hot water pipeline without generating blister by infiltrating a reaction curable resin solution in the fiber layer of a lining material prepared by forming an airtight layer composed of rubber or synthetic resin to the outer surface of a cylindrical fiber layer and cu...
The equipment has retaining (1) and fastening (5) elements to fix an installation component (3), and can accommodate dimensional inaccuracies on a supporting structure (2), especially on a house shell. A slide (4) is located between the fastening element and the component, and has holes (...
百度试题 题目字母L、N、PE分别表示什么? A.相线、中性线、保护接地线B.相线、火线、零线C.零线、火线、保护接地线D.火线、零线、相线相关知识点: 试题来源: 解析 A 反馈 收藏
听君一席话,胜听一席话[作揖]【转发】@握爪APP官方微博:好家伙,虐猫犯都在街猫组群了,而官方的应对措施只是:解散群聊。图1最后一段还在为它们说好话呢。 多说一句:在目前国内环境下,任何救助相关应用都需...
目的:脑微出血(CMBs)是脑内小血管病的重要表现之一,与脑动脉粥样硬化负荷的相关性仍不明确。该研究旨在探讨二者的相关性。方法连续入组首发急性缺血性脑卒中入院于广... 黄志新,樊丽娟,杨春水,... - 《中华老年多器官疾病杂志》 被引量: 4发表: 2015年 ...