Knowledge of HDI Microvia PCBs - 1 views
What is a HDI PCB?HDI stands for High Density Interconnector. A circuit board which has a higher wiring density per unit area as opposed to conventional board is called as HDI PCB. HDI PCBs have fi...
What is a HDI PCB?HDI stands for High Density Interconnector. A circuit board which has a higher wiring density per unit area as opposed to conventional board is called as HDI PCB. HDI PCBs have fi...
Also known as geotextile, it is a geosynthetic material made of polyester fibers by needle punching or weaving into cloth. The width is generally 4-6 meters, and the length is 50-100 meters. Geotex...
There are six main functions: 1. Isolation 2. Filtration 3. Drainage 4. Reinforcement 5. Protection 6. Enclosure Can be used in four areas 1. Water conservancy projects: sea embankment polyester ...
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The classification of textile fabrics such as non woven cloth is divided according to the difference in raw materials, uses, etc. In general, the classification standards of different non woven fab...