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1. Is the m displayed on the water meter the tonnage?
The density of water is 1kg/m3, so the water meter 1.2 displays the volume of water. According to the mass m, which is equal to the density multiplied by the volume, 37 cubic meters is 37kg, and 1 ton is equal to 1000kg, which is 0.037kg. Water meter: A water meter, also known as a water meter, is a device that measures the amount of water used. Commonly seen on the user end of tap water, its degree is used as the basis for calculating water fees. Water meters typically measure in cubic feet (ft3) or cubic meters (m3). Installation:
1. The diameter of the water meter should be determined according to the diameter of the installation pipeline, and the installation position should avoid exposure to sunlight, flooding, freezing, and pollution, making it easy to disassemble and swipe the card.
2. The water meter should be installed horizontally (with the display facing upwards).
3. Before installation, the sand, gravel, hemp fibers, and other debris inside the pipeline should be removed to avoid causing water meter malfunction.
4. The direction of the arrow shown on the water meter should be consistent with the direction of water flow in the pipeline. 5. If the water meter is installed at the inlet of the boiler, it is necessary to prevent the backflow of hot water and steam from the boiler from damaging the internal components of the water meter. It is best to install a check valve at the outlet of the water meter. 6. According to the markings on the dial, leave enough straight pipe length before and after the water meter to ensure measurement accuracy. If U10D5 is marked, it is necessary to ensure that there is a straight pipe secti

2. How do you say "80 square meters" in English?
English for "80 square meters": 80 square meters meter, pronounced in French and English [712mi: t ə (r)] American [mit ɚ]
1. n. meters; meter; [Measurement] meters; Rhythm
2. Use instruments to measure
3. vi. Use meters to measure phrases:
1. Flow meter
2. Meter reading Count reading; Meter reading, counter reading
3. Water meter; Water meter
4. Power meter Watt meter, power meter
5. Energy meter Example sentence: Every square meter of soil was used, mainly for olives, vines, and almonds. Every inch of land was utilized, mainly for planting olive trees, grapevines, and apricot trees. The synonyms of "meter" in extended data: "meter" usage
1. "meter" is a metric unit of measurement that represents length, meaning "meter".
2. When used as the subject, measures are often regarded as a whole, and the predicate verb is often in singular form;
; After the cardinal number a+measures of+noun, verbs can be singular or plural.3. Meter is British English, spelled as meter in American English. Phrases:
1. Square meter
2. Cubic meter
3. Fashionable meter
4. Ballad meter folk rhythm; Folk tune
5. Sling metro shaking table Example sentence:
1. He cuts off a metro of cloth from the roll. He cut one meter from that roll of cloth.
2、It was sealed by a wall and contained chalky soil to the depth of one metre. It is sealed by a wall, like the soil of the Cretaceous period, reaching a depth of one meter.

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