This specification is a sub-protocol of OpenRTB to allow for the delivery of native advertising. formats, as their specifics differ from publisher to publisher. In May 2013, a separate IAB. subcommittee was formed to define the request and response structures of native ad units;
Linear Variable Differential Transformer. How LVDTs Work. The LVDT or Linear Variable Differential Transformer is a well established transducer design which has been used throughout many decades for the accurate measurement of displacement and within closed loops for the control of positioning.
A culvert is a transverse and fully enclosed drainage structure that runs under a road or portion of land. The size and type of culvert depends on the amount of water flowing, the area that is discharging to it and how deep the culvert is being installed. Some culverts can also serve as roadway surfaces but they will always serve to convey water through a pipe or channel.