查询词典 water-heater
- 与 water-heater 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The results showed that: the influence of the aquaculture process on aquaculture water determined by type of aquaculture; the influence of aquaculture process on the water temperature, salinity and pH value were not wide.the descent of pH value was related to feed coefficients ; the dissolve oxygen of water in outfall was lower than the water in infall,but the concentration still maintained at the saturation level, is mainly affected by density of aquaculture ,rate of feed and artificial measures of increasing oxygen ;the major form of inorganic nitrogen was nitrate-N;the concentration of inorganic nitrogen and the organic matter tended to increase ,but the ammonium to decline ,this was relation with density of aquaculture ,rate of feed and variation of the different inorganic nitrogen form ; concentration of phosphate-P was low in outfall of pond , related with phosphate-P precipitating, as flowing water speed slowly in outfall;This phenomenon that the total number of bacteria and coli form group of water in outfall was lower than the water in infall , this caused by measures of sterilization and disinfection .
结果表明:养殖过程对水体影响与养殖类型有关。养殖过程对水体的水温、盐度和pH影响不大; pH下降与饲料系数高有关;溶解氧含量排水口比进水口低,但仍维持在饱和状态,与养殖密度、投饵率和人工增氧有关。硝酸氮是无机氮的主要存在形式,无机氮和有机物含量有升高趋势,氨氮有下降的趋势,与养殖密度,投饵率和各种无机氮之间的相互转换有关。活性磷酸盐含量在排水口含量下降,与排水口流水速度慢,磷酸盐沉淀有关。生物指标细菌总数和大肠杆菌总数在排水口比进水口低现象普遍存在,这与养殖场杀菌消毒等措施有关。
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But because of their tubular product defect, easy to produce and corrode, get rusty, marry dirt, leaks and all disadvantage of filling etc.s in using because of zinc-plated steel tube, Thus cause serious two pollution to water quality, microcosmic show as water sample large intestine liver fungus and total amount of bacteria exceed standard seriously, The phenomena, such as" yellow water"," black water"," red water",etc. appear on the macroscopic, water quality worsens; Because corrosion seepage has destroyed users inhabitting and working environment on the other hand, Interfere normal life , influence life quality of people , cause water resource enormous to waste, This require one new-type green one substitute products of environmental protection appear urgently.
但由于镀锌钢管因其管材自身的缺陷,在使用中易产生腐蚀、生锈、结垢、泄漏及诸塞等弊病,从而对水质造成严重的二次污染,微观上表现为水样大肠肝菌及细菌总数严重超标,宏观上出现"黄水"、"黑水"、"红水"等现象,水质恶化;另一方面因锈蚀渗漏破坏了用户的居住及工作环境,干扰正常生活,影响人们的生活质量,并导致水资源的巨大浪费,这就迫切要求一种新型的绿色环保的替代产品出现。
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Immoderate discharge of mine water not only wastes a great deal of precious water resources, but also increases the cost of per ton coal and causes some environmental problems such as ground collapsing, ground water resource loss, water quality deterioration and so on. Therefore, rational utilization of mine water as resource is the best choice of solving the water source problem of mine site and pithead power plant and the environmental problem of mine water pollution.
本文在分析彬长矿区地质及水文地质条件的基础上,分别用"大井法"和水文地质比拟法计算了亭南井田、大佛寺井田、胡家河井田和小庄井田四矿的矿井涌水量,分析四矿矿井向大唐彬长坑口电站的供水能力,并对矿井水的水质进行了评价,研究了矿井水作为电站供水水源的可行性。
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2Nd, hydrology condition this project is situated at north Yangtze River, its hydrologic remime is as follows: Yangtze River history maximum high-water: 45.22m (in 1998) Yangtze River history most low water level: 30.37m Yangtze River mean water level: 35.745m Yangtze River average sand content: 1.16kg/m3 the subsoil water level (water volume is rich, water quality good): after 0.8m the Three Gorges Dam completes, the Yangtze River Shashi hydrologic station's water level, will rise 1-2 meters equally in the waterless season, the ample flow season will drop above equally 1-2 meters, both are advantageous to the flood prevention, and can guarantee that 3000 tonner barges year to year normally navigate and anchor.
水文条件该项目地处长江北部,其水文情况如下:长江历史最高水位:45.22m(1998年)长江历史最低水位:30.37m 长江平均水位:35.745m 长江平均含砂量:1.16kg/m3 地下水位:0.8m 三峡大坝建成后,长江沙市水文站的水位,在枯水季节将平均上升1—2米,丰水季节将平均下降1—2米以上,既有利于防洪,又能保证3000吨级驳船的常年正常航行和停靠。
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Based on comprehensive analysis of Taiping coalmine hydrogeological condition and water outlet lithologic characteristics through contrastive analysis of borehole water prospecting drainage and water sample tested data considered that the indirect water filling source of 700 level belt inclined winze may come from Mosuo River According to mine inflow point location and water yield water rich zone in front of roadway checked out by transient electromagnetic method adopted a water control scheme of shallow g .
在综合分析太平煤矿井水文地质条件,出水点岩性特征的基础上,通过钻孔探放,水样化验资料的对比分析,认为该矿+700水平胶带暗斜井的间接充水水源可能来自摩梭河;基于涌水点位置与出水量,以及瞬变电磁法确定的巷道前方富水区域情况,确定了采用浅层注浆法封堵的治水方案。
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The paper through the mechanism which produces to the asphalt road surface water harm carries on the induction to summarize, as well as the different type bituminous mixture water stability has carried on a series of contrasts experiment to several kind of different aggregates and the asphalt adherency, has analyzed the aggregate and the asphalt adherency and the bituminous mixture water stability; Meanwhile moves the water action mechanism take the pavement structure in as the key point, in the basis room experiments to the design half rigid base bituminous mixture test sample carries on washes out the experiment, the observation test sample and washes out when the number of times increase along with the time variation the basic unit wash load situation, has analyzed the water to the bituminous pavement various structures level damage rule; To immerses under the condition using the ANASYS finite element software the bituminous pavement structure level the stress to carry on the analysis computation, and analyzed the bituminous pavement according to the computed result to produce the unboiled water harm the rule, further to understand the structure level produced the unboiled water harm the rule.
本论文通过对沥青路面水损害产生的机理进行归纳总结,对几种不同集料和沥青的粘附性以及采用不同抗剥落措施的沥青混合料的水稳性进行了一系列对比试验,分析了集料与沥青的粘附性及沥青混合料的水稳定性,并对水稳性试验进行了评价;同时以路面结构中的动水作用机理为重点,依据室内试验对设计的半刚性基层沥青混合料组合试件进行冲刷试验,观察试件随时间变化和冲刷次数增加时基层的冲刷量情况,分析了水对沥青路面结构层的损坏规律;利用ANSYS有限元软件对浸水前后沥青路面层底应力进行分析计算,并根据计算结果分析了沥青路面产生水损害的规律,进一步了解结构层产生水损害的规律。
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There were significant differences of the incidences of 4 water-borne infectious diseases(cholera,hepatitis A,bacteroidal diarrhea and typhoid or paratyphoid)between former 5 years and later 5 years.The incidences of 4 water-borne infectious diseases except bacteroidal diarrhea showed downtrends year after year in 10 past years.By relativity analyzing,there were negative correlations between overall incidences of 4 water-borne infectious diseases and the qualification rate of drinking water coliform group,between the incidence of hepatitis A and drinking water coliform, between the incidence of typhoid or paratyphoid and drinking water total plate countand between the incidence of typhoid or paratyphoid and drinking water coliform.
改水前后各五年霍乱、甲肝、菌痢、伤寒副伤寒等四类主要介水传染病总发病率的差异有显著性,四类主要介水传染病的总发病率与饮用水大肠菌群合格率之间、甲肝发病率与饮用水大肠菌群合格率之间、伤寒副伤寒发病率分别与同期饮用水细菌总数和大肠菌群指标合格率之(来源:A1eBC3737论文网www.abclunwen.com)间呈负相关。
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As the shortage of water resource is seriously,reclaimed water has been used on turf as substitute of fresh water.3 types of water(fresh water,fresh+reclaimed water,and reclaimed water)were used to irrigate 5 common turfgrasses(Poa pratensis,Festuca arundinacea,Zoysia japonica,Buchloe dactyloides,Radix liriopes) during 2003-2005;the growth characters and sensory quality of turf grasses and soil responses were investigated.
随着城市绿地与人争水的问题日益突出,再生水作为替代水资源在草坪草上的应用日益广泛。本试验于2003-2005年用3种类型灌溉水(清水、&清水+再生水&、再生水)处理5种草坪草(草地早熟禾、高羊茅、结缕草、野牛草和山麦冬),从观赏品质和生长指标方面进行耐污性评价,并分析再生水对土壤的影响。
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The result makes clear, 2 class give urban sewage plant on the molecular quantity interval that organic owner should center the dissolvability in water water in kDa, and the content of organic matter compares hydrophoby the element of content big; of organic matter measures hydrophily interval distributings different organic thing shows water to accept filter film flux and hold back rate having distinct effect, the organic matter under molecular quantity 2kDa causes accept filter film to appear water flux attenuation bigger, organic matter is held back rate is minor, the organic matter that amounts to 57.2%; element to measure 10 ~ 100kDa causes accept filter film to appear water flux attenuation gentlier, organic matter is held back rate is older however highest the organic matter that amounts to 73.8%; to kiss scanty sex to differ shows water to accept filter film flux and hold back rate having distinct effect, classics is right of velar surface obstruction determine, confirm cause film to appear water flux and the main material that hold back rate change to be hydrophoby material, and the change that hydrophily material causes is minor.
结果表明,城市污水厂二级出水水中的溶解性有机物主要集中在kDa的分子量区间上,且疏水性有机物的含量比亲水性有机物的含量大;分子量区间分布不同的有机物对纳滤膜透水通量和截留率有着不同的影响,分子量2kDa以下的有机物引起纳滤膜透水通量衰减较大,有机物截留率较小,达57.2%;分子量10~100kDa的有机物引起纳滤膜透水通量衰减较平缓,有机物截留率却较大最高达73.8%;亲疏性不同的有机物对纳滤膜透水通量和截留率有着不同的影响,经对膜表面阻力的测定,证实引起膜透水通量和截留率变化的主要物质为疏水性物质,而亲水性物质引起的变化较小。
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According to terrestrial heat professional in China Energy Sources Research Institute: the hot spring water temperature in Tangchi, Lujing County is 63℃ and is the typical hot spring water with sodium sulfide and the total minerals content is 1.2kg/Liter. Compared with "Medical Thermal Mineral Water Quality Standard "(refer to natioanl standard GB11615-89 ), the spring water in Tangchi belongs to the fluorin water and the silicion water of the thermal mineral water. It contains metaboric acid,lithium,sulfureted hydrogen etc. and has great effect on many diseases such as arthopathy, cardiovascular disease, digestive system diseases, skin diseases, and neuritis, respiratory infections, etc.
中国能源研究会地热专业文员会评价:庐江县汤池温泉水63℃,属于硫酸钠型水,是典型的温泉水质类型,其所含矿物质总量高达每升1.2克;对照《医疗热矿水水质标准》(见国标GB11615-89),汤池温泉属于医疗热矿水的氟水和硅水,并且其中所含的偏硼酸、锂和硫化氢等成分具有综合疗效,这种类型的医疗热矿水对骨关节病、心脏血管病、消化系统病、皮肤病、神经系统病和呼吸系统病等数十种病症,均能具有显著或有效的疗效。
- 相关中文对照歌词
- Down Into Muddy Water
- Bridge Over Troubled Water
- Hell Or High Water
- Hot Water Burn Baby
- Don't Ask For The Water
- Muddy Water
- Walk On Water
- Water
- Turn On The Water
- Bridge Over Troubled Water
- 推荐网络例句
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However, as the name(read-only memory)implies, CD disks cannot be written onorchanged in any way.
然而,正如其名字所指出的那样,CD盘不能写,也不能用任何方式改变其内容。
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Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.
镀锌钢托盘多用于出口,替代木托盘,免薰蒸,符合欧盟、北美各国对出口货物包装材料的法令要求;喷涂钢托盘适用于重载上货架之用,托盘表面根据需要制作成平板状、波纹状及间隔形式,满足不同的使用要求。
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A single payment file can be uploaded from an ERP system to effect all pan-China RMB payments and overseas payments in all currencies.
付款指令文件可从您的 ERP 系统上传到我们的电子银行系统来只是国内及对海外各种币种付款。