| 1. | Measurement methods of pump discharge 泵抽排量的测量方法 |
| 2. | Drain and sewer systems outside buildings - pumping installations 室外建筑物的排水和污水系统.泵抽排装置 |
| 3. | Building construction machinery and equipment - pile driving and extracting equipment - terminology and commercial specifications 建筑物建造机械和设备.打桩和抽排设备.技术和工业规范 |
| 4. | Intermittent operating , back - up mobile oil - fired flame heaters for domestic use without ventilating pipe or special device for evacuation of combustion products 不带燃烧生成物通风管或抽排专用装置的家用间歇运行的移动式备用燃油加热器 |
| 5. | According to statistics , since at 6 : 00 on the 30th to 31 , 6 pm , vertical pumpinstalled in the mine incidents around the drainage pump a total of 132 , 200 cubic meters of water pumping 据统计,自30日6时至31日6时,安装在事故矿井周围的排水水泵共抽排积水13 . 22万立方米。 |
| 6. | Heating . gas . liquid fuel , solid fuel . gas hurning appliances for instantaneous production of hot water for domestic use , intended to be connected to a mechanical installation for the evacuation of combustion products 供热.气体液体固体燃料.用于与燃烧物质抽排机械设备相连接的家用连续供热水的燃气热水器具 |
| 7. | Appliances for the instantaneous production of hot water for domestic use operating on propane - air and on butane - air of 25 mj m3 and 24 , 3 mj m3 net calorific value respectively and intended for connection to a vmc system mechanical extraction of combustion products 用25mj m3丙烷气体和24 . 3mj m3丁烷气体净热值工作的,并预定与燃烧物的vmc系统机械抽排装置连接的家用快速加热供水设备 |
| 8. | With the tridimensional finite element method the tridimensional seepage was computed , by the analysis and the computation of tridimensional seepage , the discharge method of the cushion could be asserted , at the same time , the discharge of pump drainage and the up - lift of cushion bottom could be got 通过三维有限元法计算水垫塘三维渗流场,通过三维渗流分析计算,确定了水垫塘排水方案,并得到水垫塘底板的扬压力值及抽排系统的排水量。 |
| 9. | Heating . gas . liquid fuel , solid fuel . boilers with atmospheric burners of useful output no exceeding 70 kw operating on propane air and on butane air of 25 mj cubic meters and 24 , 3 mj cubic meters net calorific value respectively for central heating by hot water and intended for connection to a vmc system mechanical extraction of combustion products 供热.气体液体和固体燃料.使用立方米丙烷和立方米丁烷功率在70kw以下并连接机械抽排装置的集中供热常压式水暖锅炉 |
| 10. | Many domestic and overseas cases of surface subsidence and damage induced by underground water mining are enumerated in this paper and the surface subsidence mechanism induced by underground water mining is analyzed from the location of water - bearing stratum , physical characteristics of carrier , drifting manners and subsidence styles 摘要列举了国内地下水开采造成地表沉陷和损害的许多实例,并从地下水所处的地层层位、载体物性、载体厚度、抽排方式和沉陷类型入手,分析了地下水开采地表沉陷发生机理。 |