Air conditioner manufacturers talk about demand and exp…

Hisense Kelon uses more compressors such as Meizhi, Highly, China Resources Sanyo and Qingan. At present, the COP of our first-class energy-efficient air conditioner products is about 3.2, the second grade is about 3.1, the third, fourth and fifth grade energy efficiency air conditioning compressors ...more...

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January 30 Lanzhou Steel Market Price Quotes

Product name Specification Material Steel factory/Origin price (Yuan/Ton) Than yesterday Last week than the previous month General line Φ6.5mm Q235 Eight steel 4250 0 0 -50 High line Φ6.5-10mm Q235 Eight steel 4280 0 0 -70 High Line Φ6.5-10mm Q235 Jiu Steel 4280 0 0 -70 Rebar Φ12-14mm ...more...

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January 31 Dalian Steel Market Price Quotes

The product name specification material steel factory/origin price (yuan/ton) is Φ6.5mm higher than yesterday last week than the previous month Pu line Φ6.5mm Q235 steel 4430 0 0 70 high line Φ6.5-10mm Q235 steel 4470 0 0 70 high line Φ6 .5-10mm Q235 New Fushun Steel 4470 0 0 70 High L ...more...

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Big Vinyl's "Master of the Rack"

In January, Dushanzi’s exhaled air flow was clearly visible, and Yu Yongqiang was busy dispatching walkie-talkies to dispatch various people. Looking up at mid-air, dozens of rack workers were wearing seat belts. At the height of tens of meters from the ground, a 6-meter-long, 20-kilometre i ...more...

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February 3 Guangzhou Steel Market Price Quotes

The product name specification material steel factory/origin price (yuan/ton) is Φ6.5mm higher than yesterday's last month. General line Φ6.5mm Q235 Handan steel 4810 0 0 -20 Common line Φ8mm Q235 Handan steel 4810 0 0 -20 Common line Φ10mm Q235 韶Steel 4810 0 0 -20 High line ...more...

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Ground source heat pump underground heat exchanger nest…

Ground source heat pump underground heat exchanger and pile construction of the nesting process Abstract: The vertical buried geothermal heat pump has the advantages of high heat exchange efficiency, but its application is limited due to the high cost of drilling. Making full use of building pile ...more...

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Discussion on Application Requirements of Electronic La…

Abstract: In the course of military operations, it is necessary to provide the troops with the appropriate number of personnel, equipment and supplies at the exact location and time, that is, the assets in the logistics support must be highly transparent. RFID technology provides a convenient s ...more...

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