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Point-to-Multipoint Microwave Backhaul System: Definition and Principles The Point-to-Multipoint Microwave Backhaul System is a wireless communication technology enabling a central site to simultaneo

Microwave backhaul systems primarily utilize wireless spectrum—such as microwave frequency bands—to transmit data, relaying signals from wireless base stations or cell towers to the core network or data centers.

City Electric Bus: Definition and Principles A city electric bus is an electric-powered bus designed specifically for urban transportation. These buses aim to reduce emissions, noise pollution, and o

VHH Antibody Drugs, also known as single-domain antibodies or nanobody therapeutics, are recombinant protein drugs derived from the variable domain (VHH) of heavy-chain antibodies naturally found in camelids such as llamas and camels.

To address the problems associated with traditional building formwork — including high resource consumption, low turnover efficiency, serious environmental pollution, and numerous construction safety hazards — the green formwork system was developed.

A Scalp Vein Blood Collection Needle, also known as a Winged Needle or Butterfly Needle, is a minimally invasive medical consumable used for venous blood collection, infusion, or short-term vascular access.

PVB Emulsion: Definition and Principles PVB Emulsion (Polyvinyl Butyral Emulsion) is a water-based polymer dispersion system derived from polyvinyl butyral resin through emulsion polymerization or so

Oral Irrigator: Definition and Principles An Oral Irrigator is a personal oral care device that uses high-pressure pulsating water streams to clean interdental spaces, gum lines, and hard-to-reach ar

Methane Fermentation Systems are integrated engineering systems based on anaerobic digestion technology, where microorganisms decompose organic materials — such as livestock manure, agricultural residues, food waste, and industrial organic wastewater — under oxygen-free conditions to produce biogas primarily composed of methane.

Key Blank: Definition and Principles A key blank is an uncut key that has not yet been tailored to fit a specific lock. It serves as the raw material for locksmiths, hardware professionals, or key du