亚洲AV秘 片一区二区三3,97久久久久精品美女高潮喷水,亚洲AV噜噜狠狠麻豆,激情婷婷久久综合一区

  • <var id="sr55d"><track id="sr55d"><ins id="sr55d"></ins></track></var>
    <b id="sr55d"><p id="sr55d"></p></b><source id="sr55d"><mark id="sr55d"></mark></source>
  • <tt id="sr55d"><tbody id="sr55d"><bdo id="sr55d"></bdo></tbody></tt>
    <b id="sr55d"><acronym id="sr55d"></acronym></b>
    1. <u id="sr55d"></u><samp id="sr55d"><td id="sr55d"></td></samp>
      <video id="sr55d"></video><u id="sr55d"><address id="sr55d"></address></u>
    2. Products
      JG-4 type horizontal oscillator

      Product Introduction

      The JG-4 horizontal oscillator is a biochemical instrument for culturing and preparing biological samples. It is an indispensable experimental equipment for scientific research, education and production departments such as plants, biology, microorganisms, biological products, genetics, viruses, medicine, and environmental protection. The instrument is floor-standing, the center of gravity of the whole machine is low, and it is stable and reliable in continuous reciprocating oscillation.

      Standards compliant

      Down clothing GB/T14272-2011

      technical parameter

      1. Speed range: 0-360r/min

      2. Oscillation amplitude: 40mm

      3. Timing range 0~120min (or normally open)

      4. Work load: 20kg

      5. Power supply AC 220V 50Hz

      6. Working size: 440×260mm

      7. Dimensions: 440×280×230mm