To determine the strength and location of earthquakes, scientists use a recording instrument known as a seismograph. 為確定地震的強度和位置，科學(xué)家使用一個(gè)被稱(chēng)為地震儀的記錄儀器。
A graphic record made by a recording instrument,such as a cardiograph or seismograph. 自動(dòng)儀表描記圖象由記錄儀器，如心電圖儀或地震儀得出的圖表記錄。
Instruments called seismometers relay these reflected vibrations to a recording instrument. 一種叫地震儀的儀器把這種反射來(lái)的振動(dòng)波轉送到記錄器上。
He developed the first sound recording equipment. 而他又改良了聲的記錄儀。
Gliders equipped with radio and recording instruments have been flown into the core of thunderstorms. 裝有無(wú)線(xiàn)電設備和記錄儀的滑翔機曾飛進(jìn)雷暴的中心。
