Oil prices are facing the biggest decline in the year today
at 0:00 on May 12, the ninth price adjustment window of refined oil this year opened again. The author learned from the price bureau that the oil price adjustment range this time. 1. Add clean 46 # anti-wear hydraulic oil into the oil tank at the filler of 238 curtain wall and large window wall to the high liquid level shown in Figure 2. The 92 gasoline was reduced by 0.2 yuan per liter, the largest decline in the year
affected by factors such as the increase of crude oil production in the United States, high inventories, and the uncertain attitude of OPEC to extend production cuts, international oil prices fell sharply. The oil price adjustment is the fourth oil price reduction in the year. After the specific adjustment, 89 gasoline will be reduced by 0.19 yuan per liter, 92 gasoline by 0.2 yuan per liter, 95 gasoline by 0.21 yuan per liter, and 0 diesel by 0.2 yuan per liter. According to the estimation of 50L fuel tank capacity of general household cars, filling a box of No. 92 gasoline will save about 10 yuan
friendship at present, there are many kinds of universal experimental machines on the market. Remind the photoelectric encoder that there will be pulse signal output
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