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Nowadays, many room types basically have master bedroom, guest bedroom, and a small room. Many owners will design this small room into a study room. Whether it is learning or working, you need an environment and need a separate space. The study room is also a necessary life function area for t ......
The current national standards for security are: GB 20815-2006 Video Security Surveillance Digital Video Recording Equipment--Specifies the general technical requirements, test methods, inspection rules, documentation requirements and marking, packaging, transportation and storage of digital ......
Anti-static polished brick is a kind of anti-static ceramic tile. It is improved on anti-static uranium brick (including antique brick). In addition to all the advantages of anti-static uranium brick, it also has high hardness (fired at 1360 degrees). Made of), high wear resistance, high flatn ......
Home>Bearing knowledge>How to judge ceramic bearings can no longer be used /*728*90 created on 2018/5/16*/ var cpro_id = "u3440131"; How to judge ceramic bearings can no longer be used Source: China Bearing Network Time: 2013-02-22 /*250*250 was created on 2017/12/25*/ var cpr ......
The deformed aluminum alloy material has large plasticity, low hardness, small elastic modulus, high thermal conductivity, fast heat dissipation and low melting point. The following problems occur during turning: 1 The workpiece and the tool rub against each Other to generate cutting heat, and the ......
The visitor can conveniently call and talk to the household through the host in front of the downstairs unit. The household is open and closed at the indoor control unit door. The host of the community can receive the resident alarm signal at any time and send it to the duty host to notify the ......
The transfer characteristics of the front and rear suspension links are studied. The transfer characteristics of the suspension system are important for the analysis of the causes of the smoothness and the improvement of the design of the suspension system. The experimental measurement of the front ......
Measurement tooling design and data reduction Total station measurement must have a target coordination. The standard circular prisms and reflectors cannot be used in this measurement work, so the ball prism is used as the cooperation target. According to the report in [3], the TDA5005 total statio ......
In order to implement the spirit of promoting the positive interaction between industrialization and urbanization and vigorously building an ecological civilization, the Party has implemented the “Green Building Action Plan†to guide the development of the green building materi ......
Home>Bearing knowledge>Sliding bearing structure design should pay attention to the problem /*728*90 created on 2018/5/16*/ var cpro_id = "u3440131"; Sliding bearing structure design should pay attention to the problem Source: China Bearing Network Time: 2013-02-21 /*250*250 w ......