<track id="5zz3v"></track>
<big id="5zz3v"><span id="5zz3v"><nobr id="5zz3v"></nobr></span></big><progress id="5zz3v"><meter id="5zz3v"></meter></progress>

<strike id="5zz3v"><track id="5zz3v"><th id="5zz3v"></th></track></strike>

<pre id="5zz3v"></pre>

<big id="5zz3v"></big>

<big id="5zz3v"><address id="5zz3v"><thead id="5zz3v"></thead></address></big>

<video id="5zz3v"></video>
<ol id="5zz3v"><form id="5zz3v"><p id="5zz3v"></p></form></ol>

<form id="5zz3v"></form>
Products And Programs > XSZ-0809

The product is widely suitable to observe and analyze in experiment for medicine and hygiene 、farming and forestry of plant protection、animal husbandry and aquatic product、biological engineering、college and school etc.

 

Adjustable parfocal objective is the patent product of our factory. It can improve the parfocal character of the instrument.

 

The mechanical stage of no gap surface-plate is the patent product of our factory. It can be cleaned easily.

曰天天摸澡天天谢视频,丰满爆乳少妇中文无码,三级片视频播放免费看,色欲人妻综合网婬香
<track id="5zz3v"></track>
<big id="5zz3v"><span id="5zz3v"><nobr id="5zz3v"></nobr></span></big><progress id="5zz3v"><meter id="5zz3v"></meter></progress>

<strike id="5zz3v"><track id="5zz3v"><th id="5zz3v"></th></track></strike>

<pre id="5zz3v"></pre>

<big id="5zz3v"></big>

<big id="5zz3v"><address id="5zz3v"><thead id="5zz3v"></thead></address></big>

<video id="5zz3v"></video>
<ol id="5zz3v"><form id="5zz3v"><p id="5zz3v"></p></form></ol>

<form id="5zz3v"></form>