tube well造句
1. The results indicates near the wall of tube well the radial temperature grad is great and far from the wall the grad is little.
2. The large diameter tube well is an effective way for supplying domestic water with good water quality, large water volume, and cyclical recharge.
3. The bulk container can fix the extension tube well while not affecting the normal work of the liquid tapping valve.
4. Expected applications are sewage, jacking pipes, water irrigation, tube well casing and screen and also protection for power and communication cables.
5. The effect of deep tube well use on the incidence of childhood diarrhoea was assessed using a random effects negative binomial regression model.
6. The first sample we measured was our home tube well and we found 160-190 parts per billion [ppb] -- 50 ppb is the limit -- arsenic.
7. Methods An inclined tube well collecting percolating ground water with powerful pump in the water-bearing stratum in the depth of 30 meters below the riverbed of Huanghe River was built.
8. The reducing in water production of tube well is a familiar problem, especially in the loose bed of the quaternary system.
8.try its best to gather and build good sentences.
9. This paper addresses this by comparing three types of water supply, piped water, tube wells and shallow wells.
10. At present, in the urban infrusture engineering, deep and big pit precipitation can be effectively solved with the method of tube well precipitation.
11. This paper recommend a kind of simple manual die to bend the thin-wall rectangular cross section steel tube well in forming process.
12. Using coal-tar pitches as raw material, the thermal conversion experiments were done in multi - tube well - crucible controlled by programmed heating.
13. The design program of taking water from below the frozen soil stratum through tube well is described in detail.
14. The lessee shall be responsible for the design and installation of telephone wiring from the tube well to the lessee switchboard intake port, and for the cost thus incurred.