亚洲精品一区二区丝袜图片,中文字幕被公侵犯的漂亮人妻,国产精品久久久久精品综合紧,老头猛挺进小雯的体内视频

SG-3047 High temperature super-powerful electric mixer is the company to meet the precise temperature control in the sample under the conditions of mixing experiment needs special mixers developed a new product

1、AC電機電子無級調速，無電刷、無火花、防爆，長壽命、恒力矩。 2、帶有測速發電機，轉速恒定，不受物料粘度變化和電壓變化影響。 3、帶托盤，可放置圓底燒瓶 4、轉速數字顯示，更適合教學、科研使用、 5、調速特性更好。 6、電機功率大，溫升低 7、三立桿、三滑塊適用面更廣 8、S312－250采用?2－13進口鉆夾頭 9、S312－120采用變頻調速

SG-3044 series high-precision ultra-powerful electric mixer with a novel and beautiful shape, easy to use effective, durable, safe, reliable, long-term continuous uninterrupted operation and so on

產品介紹： 用途： *為生物、理化、試劑方面*的實驗儀器。 *適用工廠、科研機構、大專院校、醫學單位等實驗室使用。 *能攪拌水油、油漆、樹脂及粘度較高的混合液體等。 *是國內電動攪拌機產品*良的產品。

DGL8401型多功能電動攪拌器選用電接點溫度計作傳感器；200W和308W有60分鐘定時功能，定時精度±10％，600W有固定臺架和升降臺架兩種。

SG-3043 series digital display temperature constant speed electric mixer is the company to meet the precise temperature control in the sample under the conditions of mixing experiment needs special mixers developed a new product