In the normal practice of making concrete the cement is received from the manufacturer in a finely divided dry state and mixed with water and aggregate to make the mass for placing. Sometimes it is found expedient to add certain accelerators or admixtures to the mixture for the purpose of ...
concrete iron wire. the process of making concrete in the river ,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容包含正版商业图片、艺术插画、矢量、视频、音乐素材、字体等,已先后为阿里巴巴、京东、亚马逊、小米、联想、奥美、
(f) Making recommendationsonconcreteactions, such as an internationalprocessforthe developmentoftechnology road maps and action plans [...] daccess-ods.un.org daccess-ods.un.org 就具体行动提出建议,例如制定技术路线图和行动计划的国际进程,以及推动发展这些项目,特别是可能合适的能力建设方案所需的支持。
Influence of Printing Interval on the Imbibition Behavior of 3D-Printed Foam Concrete for Sustainable and Green Building Applications This work contributes to the advancement of green building technologies by providing insights into optimizing the 3D printing process for foam concrete, thereby enhancing ...
1. Process of making of ornamental stones of concrete porelessly coated with an artificial resin characterized by the following steps partially known per se a) making a concrete mixture of cement and balast material, which mixture contai... HARING BRUNO 被引量: 4发表: 1980年 Quality control fo...
Hollow panel members may be produced by making a first slab member with reinforcing elements extending upwardly therefrom, introducing additional water into the tank above the wax and concrete and then forming a second slab member in another similar mold provided by another layer of wax upon the ...
A tendon suitable for posttensioning concrete and for use in other applications comprising a multiple-wire strand incased in a corrosion inhibitor in an amount sufficient to provide a circular enclosure greater than the outside diameter of the strand and having a seamless plastic jacket tightly cove...
题目: The diagrams below show the stages and equipment used in the cement-making process, and how cement is used to produce concrete for building purposes. 范文: The first diagram illustrates the process of cement manufacture, and the second diagram shows the materials that go into the productio...
It is concerned with a process for making a sealing cut in the soil which is to be in contact with an acid water having a pH value of below 5.5, according to which a trench is dug in the ground and the trench made is filled with a sealing concrete comprising water, a clay and an...
Process and device for making building elements from cellular concrete The sieve unit (14) is cleaned by means of water from concrete residues at least after a few mold filling operations. The claimed apparatus is characterize... GF Xaver 被引量: 0发表: 2004年 PROCEDURE FOR MAKING A PALLET ...