Xyuas kom tseeb tias qhov ntsuas tau ua haujlwm zoo

Txheeb xyuas tus nqi ntws rau qhov qhia.Yog tias tus nqi tso tawm yog qhov zoo, cov kev taw qhia ntawm qhov ntws yuav yog los ntawm UP transducer mus rau Down transducer;Yog hais tias tus nqi tso tawm tsis zoo, cov kev taw qhia yuav yog los ntawm Down transducer mus rau UP transducers;

Txheeb xyuas tus nqi ntws, yog tias tus nqi tso saib yog "+", puas yog qhov zoo.Yog tias tus nqi zaub yog "-", Nws yog qhov tsis zoo.

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Post lub sij hawm: Oct-14-2022