In case of fire, according to the opening method of the door, press the spring lock on the door, the pin will automatically withdraw. After pulling the door, remove the water gun and pull the water hose, pull out the water hose, and connect the water hose. Connected to the fire hydrant interface,
During the hot summer months, the fruits and vegetables at home, including boiled meals, sometimes need to be refrigerated in the refrigerator, so that the fresh fruits and vegetables can be preserved, and the food will not be deteriorating due to high temp
In view of the current domestic homogeneity of spectroscopic instruments is serious, the user's recognition of domestic instruments is not high, there is a certain gap between the reliability of the instrument and the imported excellent products, the profit caused by low-price competit
It is advisable for companies to actively cooperate with investigations. However, some companies are not active in this regard, and some do not complain, and some even directly abandon the US market. A few days ago, at the “National Conference on the Management and Export of Tires and
The world mine aging trend is getting worse, about half of the world's copper ore mine age of over 50 years, the world's largest mines in seven, but four have been mined more than 70 years. Due to the long mining time, the grade of the mine is declining year by year, and the newly discovere
1 Heat pump hot water unit is generally composed of compressor, condenser, filter, expansion valve, evaporator and other components. The implementation of the ODS phase-out action, the Montreal Protocol is playing a significant and important role in the recovery of the atmospheric ozone layer
Recently, there is a hot word that is more fire--"slash youth." The word comes from English Slash, from the book "Double Occupation" written by New York Times columnist Merrick Arber, referring to a group of people who no longer meet the "specialized career" lifestyle
With the approach of the e-commerce shopping wave on June 18, major logistics and express delivery companies have entered the state of “preparing for warâ€. In recent years, a series of online trading platforms, such as e-commerce, have expanded the logistics industry market and g
At present, liquid level measuring instruments are often used in industrial production. Magnetic flap level gauges are one of them, and the amount is particularly large. The magnetic flap level gauge needs to be used according to the specified requirements during use. Otherwise, This leads to inaccu
Product Application Overview: The fluid flow of industrial drainage is natural flow, large flow, non-full pipe and free water surface, and it is difficult to measure the ground. In the past, the traditional trough type flowmeter was used, which not only has lower precision, but also brings large