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1. Water saving tips (English version)
Water saving tips (Tips about saving water) When taking a shower, try to use a shower instead of a bath Taking a shower instead of bath. When you only wash for a short while, dont let go of much water. Wash vegetables, dishes, utensils, etc., dont rinse for a long time. Dont keep using water when you do some washing. Put a bottle filled with water in the toilet water tank of the bathroom to save 500 milliliters of water each time. Then, it can save 500ml of water per time or so. Comprehensive utilization of wastewater makes good use of waste water. Water conservation can be achieved from three aspects: industry, agriculture, and life. In industry, water should be recycled, and factory wastewater should be discharged after meeting standards to avoid water pollution. Agriculture should switch from flood irrigation to sprinkler irrigation and drip irrigation. In daily life, it is advocated to use one water for multiple purposes, such as watering flowers with rice washing water, mopping the floor with vegetable washing water, and so on. reference http://iask.sina.com.cn/b/.html
2. Chemical Engineering English Translation
Annealing at 800? Under a nitrogen atmosphere, a yellow colored powder is obtained as an intermediate product of BNO, which may have the following formula B4N3O2H [11a]. The yellow powder was further calibrated in air at 600 ° C for 2 hours to obtain more oxygen in the white BNO product. The prepared British National (Overseas) precursor is put into a large graphite crucible. Aluminum chloride is placed in a small BN crucible above the crucible. These components are enclosed in graphite suspension receptors and heated in an induction furnace. T
3. Water depth of one meter in English
1.Taking out 3% from each batch and time of products,dip in water for 3 minutes without leakage(depth 1 meter,temperature 45 degrees centigrade) 2.Make aeration tests for all products.Blow 1.2 air pressure into the main body housing,without air leakage in one minute. 3.Taking out 2% from each batch and time of products,put into refrigerator (temperature minus 5 degrees centigrade) for 2 hours.Then expose in the room temperature.There should not be mist and moisture. 4.Fill the main body housing with nitrogen after vacuumizing.
4. English expert, come and help me translate this article urgently on Thursday!!!
Today, in modern civilization, the car has become an indispensable means of transport. Since the birth of the first vehicle since 1886, it br
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