搡老熟女vⅰdeos_日本老熟妇乱子伦视频_国产网战无遮挡_琪琪伦伦影院理论片_欧美激情在线免费_国产台湾无码av片在线观看

Open type vacuum tube furnace is a device used for high-temperature heating treatment, especially suitable for experiments and production processes that require vacuum or specific atmosphere. Its work

The Shanghai Yetuo freeze dryer is an important equipment widely used in multiple industries and fields. Its main function is to remove moisture from samples through low-temperature drying technology

Shanghai Yetuo Nitrogen Generator is a device used for separating and producing high-purity nitrogen from air. Its working principle is mainly based on the following technologies: pressure swing adsor

1、 Principle of tapping and homogenization1. The tapping type sterile homogenizer repeatedly taps the sample inside the sample bag with frequency and force through a robotic arm. The sample is subject

The Shanghai Yetuo tea screening machine plays an important role in tea production and processing, with specific functions as follows:1. Improve the quality of teaGrading screening: The tea screening

The Shanghai Yetuo drying oven is an important laboratory and industrial equipment used for drying various materials. The origin of the drying oven can be traced back to the early human demand for hum

A microwave digestion instrument is a device that uses microwave energy to rapidly digest samples. It reacts the sample with an acidic solvent at high temperature and high pressure to decompose the or

Understand the electric lift emulsifier, which is a widely used equipment in industries such as chemical, food, pharmaceutical, cosmetics, etc. It is mainly used for the mixing, emulsification, homoge

Freeze dryers play an important role in various fields. What are the important roles of freeze dryers? Its main functions include the following aspects:Preservation of biological productsVaccines and

The Shanghai Yetuo ultrasonic cleaning machine utilizes the cavitation effect of ultrasonic waves in liquids to accelerate and directly and indirectly disperse dirt layers, emulsify and peel off, and