The method of manually recording temperature and humidity data is a traditional temperature and humidity data management method, and it is also a long-term application of a temperature and humidity data management method so far, even if the general recorder, inspection instrument…

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High and low temperature test chamber is suitable for various industries such as aerospace, instrumentation, electronics, and scientific research and technology. Now its use is more and more extensive. Each has its own unique advantages. At p…

A recent study published in Science-Signals showed that plants appear to direct sunlight to underground roots to help them grow.

It is well-known that photoreceptors in stems, leaves and flowers regulate plant growth. Although these receptors are also present in the roots, it is st…

The ZD30 engine is a representative of the world's top engines. It is the global unified diesel engine platform of Nissan. It has been widely favored by users all over the world for many years. So what is its unparalleled expertise?

Since the outbreak of the financial crisis, the auto industry has suffered continuously. The drastic reduction of the automobile industry has begun to affect the auto parts industry. Japanese auto parts makers start mass layoffs; UK auto parts maker Wagon PLC shuts down plant and cut…

1) When the pump is on, a light-load process must be required to prevent the backpressure in the pipe network from acting on the impeller of the pump under the condition that the check valve in front of the pump is opened at an excessive speed. When the pump is over load, the current is too lar…

GZB high vacuum gear pump relies on the master-driven gear intermeshing the pump body into the suction chamber and the pressure chamber. The oil sucking chamber gradually disengages due to the intermeshing gear teeth, and the working volume of the sealing gradually increases to form …