The threshold comparative method in detecting electrospark discharging status is improved.对检测电火花放电状态的阀值比较法作了改进.The primary step includes discharging mode design , signal design and channelization design of signalized int...
一匹黑白相间的花马.A black white horse.长花马唐、匍匐翦股颖新品系色泽深,根系活力较高.Digitaria longiflora and new strain Agrsostis stolonifera had dark green color and high root vigor....