proportional error

基本解释

This error in position is proportional to the depth of water, and is independent of the size of sand particles.
這個誤差和水深成正比而和泥沙顆粒的大小無關。
Otherwise, it should be checked from one known point to another with proportional anti-symbol allocation between closing error and the length of side.
否則，應從一已知點出發測至另一已知點以資校核，此時其閉郃差應與導線邊長成正比反符號進行分配。
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The PI observer has two feedback loops, a proportional loop and an integral loop of the estimation error; in this way, the PI observer can estimate not only the states but also the unknown inputs.
該觀測器包含有估計誤差的比例和積分廻路，可同時得到狀態和未知輸入估計。
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