Things to know about proximity sensor - 1 views
A proximity sensor frequently emits an electromagnetic field or even a beam of electromagnetic radiation (infrared, for example ), and search for changes in the specialty or input sign. The object ...
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the best smart light bulbs for 2019 - 1 views
Do you remember the day we thought it was the highest? How to turn on the lights? Thankfully, it didn\'t last long. Now we have an ecosystem. and budget-The friendly light bulb made us applaud for ...
Can ordinary porcelain bowls be used in the oven? - 1 views
Some porcelain bowls are OK, others are not.1. The main raw material of ceramics is kaolin. High-quality kaolin is non-toxic and has low microwave media loss. Ceramics made from such kaolin can be ...
the holy grail of lithium batteries - 1 views
Last year, I wrote an article about a battery that can change the world, about the development of ashdolly --If damaged, the state lithium battery will not catch fire. Recently, I wrote a different...
What are the features of LED downlights? - 1 views
At present, LED downlights have become one of the indispensable products of indoor decoration lamps. With the advent of energy saving, emission reduction and low-carbon era, the market prospect of ...
ASHRAE APPROVES AIR CURTAINS IN MONUMENTAL RULING - 1 views
The leading policy-maker for the heating, refrigeration and air-conditioning industry has formally approved the use of properly certified and installed air curtains as an exception to the vestibule...
Microfiber Glass Cloth Enhances Durability - 1 views
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Pumping Unit Introduction - 1 views
Overview:The pumping unit is a kind of machine for extracting oil. It is commonly known as the "head machine", which makes the oil out of the well by means of pressure. When the pumping unit is str...
The working principle of beer filling machine - 1 views
The filling machine is developed around the filling process. Its working principle is: clean bottles from the bottle washing machine are fed into the bottle feeding screw of the filling machine by ...
What factors affect the effectiveness of mechanical seals? - 1 views
The key effect of mechanical seal is hermeticity, but there are many factors that will affect the effect of mechanical seal. So what are the factors? The following describes the external factors th...
How to Select Material for PCBs - 1 views
Material, usually substrate material as far as PCB (Printed Circuit Board) is concerned, plays a core role in PCB since it carries its leading functions and properties. Besides, PCB material allows...
Why add a lens to led linear light - 1 views
The led linear light with lens is a particularly popular one this year, but many customers doubt that it is time-consuming and difficult to cover the lens during production, which is very troubleso...
tezt - 1 views
2016 global market research report on electric bicycle market Conduct in-depth and comprehensive research on the current situation of electric bicycles around the world. Global and China electric b...
tezt - 1 views
2016 global market research report on electric bicycle market Conduct in-depth and comprehensive research on the current situation of electric bicycles around the world. Global and China electric b...
tezt - 1 views
2016 global market research report on electric bicycle market Conduct in-depth and comprehensive research on the current situation of electric bicycles around the world. Global and China electric b...
tezt - 1 views
2016 global market research report on electric bicycle market Conduct in-depth and comprehensive research on the current situation of electric bicycles around the world. Global and China electric b...
tezt - 1 views
2016 global market research report on electric bicycle market Conduct in-depth and comprehensive research on the current situation of electric bicycles around the world. Global and China electric b...
tezt - 1 views
2016 global market research report on electric bicycle market Conduct in-depth and comprehensive research on the current situation of electric bicycles around the world. Global and China electric b...
tezt - 1 views
2016 global market research report on electric bicycle market Conduct in-depth and comprehensive research on the current situation of electric bicycles around the world. Global and China electric b...
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