In order to maintain the black mark or blackboard temperature of the test box specified in the standard, the dust-proof air should be circulated in the box, and the humidity and temperature are controlled. The temperature and relative humidity of the air in the aging test chamber of the xenon lamp ...more...

[Chinese and foreign toys network news] When I am worried about things, I always think of the happy time of childhood, think of small partners, simple toys, but the longer I leave my hometown, the more lonely I am, the more I grow up. The toys that have been played in those years have long since dis ...more...

Hair wrapped gift Baking Tools Baking tool- Our baking tools including a variety of Stainless Steel And Silicone Whisk\Stainless Steel And Silicone Spatula\Measuring Tools including measuring spoons and cups\Flour Sifter\Silicone Chocolate Mold and other wh ...more...

Baseline: Baseline is the level of noise in the early cycles, usually measured between the 3rd and 15th cycles, since no increase in fluorescence values ​​due to amplification products is detected during this time. The number of cycles used to calculate the baseline can be varied, and ...more...

Recently, British transmission system manufacturer Meteor Power used a method to attract potential investors. They use 3D printing technology to showcase their latest innovations. What is going on here? It turned out that the company wanted to show its newly developed hybrid motorcyc ...more...

Large-volume prefabricated prestressed reinforced concrete clearing pool construction Zhang Zhenyi 1 Zhao Yuhua 2, Ai Yong \ Fu Jinxiang 2 (1. Jinzhou City Water Supply Corporation, Jinzhou 121000, Liaoning; 2. Shenyang Institute of Civil Engineering and Architecture, Shenyang 110015, China) 500m ...more...

Face tissue and toilet paper are the most confusing in daily life. It is common to replace each other: some habits use paper towels instead of toilet paper; some are used to wipe the face with toilet paper; some restaurants use toilet paper, and some even Replace the napkin with poor toilet paper ...more...