查询词典 low water

Results PAHs were detected in both low-water and high-water period, including fluorene, phenanthrene, naphthalene, acenaphthylene and acenaphthene.

结果 丰水期和枯水期两次水样中均检测出PAHs，主要为芴和菲，其次为萘、苊、二氢苊、蒽、荧蒽、芘等。

The results show that those trees had characteristics of low water consumption and high water use efficiency,such as Euonymusjaponicus, Cercis chinensisi,Kerria japonica,will be fitted better to urban greenspace.

本文认为那些低耗水高有效水分利用效率的树种，如大叶黄杨、紫荆、棣棠等，在未来城市绿地中应当有很好地应用前景。

Depending on practice in the work of regulating calculation of chaohu lake water storage,this paper gives the introduction of method of calculating the no closedown lake design low water controled by the man.

本文结合巢湖水量平衡调节计算的工作实践，介绍了受人工控制影响的不闭塞湖泊设计枯水计算方法。

Electroosmosis technology can solve the problem of high water cement ratio during construction and low water cement ratio during solidification effectively so that have expansive application prospect.

结论电渗滤水混凝土技术能有效地解决混凝土的大水灰质量比施工、小水灰质量比固化的矛盾，有重要学术价值和广阔的应用前景。

The new straw lightweight thermal insulation block made of straw cement-based composite materials has many advantages of lightweight,higher strength,higher thermal insulation,low water absorption,good resistance freezing,fireproof,mouseproof,resistance to craze, environmental protection and energy saving ,and low cost.

对秸秆水泥基复合材料的性能进行了研究，利用秸秆制成的轻体保温砌块具有轻质、高强、保温性能好、吸水率低、抗冻融性能高、防火、防水、防虫鼠害及环保节能等特点，成本低廉，实现了北方寒冷地区单一墙体材料节能50%(240 mm厚)的目标。

Low water and low hydrolyzation loss while adding the materials during the production

水分含量低，生产中添加时，水解损失小

High expansion foam extinguishing system has the features of high output, low water damage, high reburn resistance, and low cost, it extinguishes class A and class B fire by fully flooding and covering, and it is efficient in controlling floating fire by liquefied petroleum gas and liquefied natural gas.

高倍数泡沫灭火系统具有发泡倍数高、水渍损失小、抗复燃能力强、成本低等特点，以全淹没和覆盖的方式扑灭A类和B类火灾，还可以有效地控制液化石油气和液化天然气的流淌火灾。

Trigyna enhanced with season, being consistent with its growth rhythm. Comparing with other xerophytes, R. trigyna had very low (Ψ and (Ψ, presenting its strong ability of maintaining high osmotic pressure and low water potential.

说明长叶红砂在季节变化中历经了逆境锻炼，其耐水分亏缺能力随5、7、9月逐渐递增，这与植物的生长发育节律相吻合；与其他荒漠旱生植物相比，长叶红砂的Ψ(上标 sat 下标 s和Ψ(上标 tlp 下标 s值非常低，具有很强的忍耐高渗压和维持低水势的能力。

Projects engaged in low-pollution,low water usage and high-tech industries,and such pillar industry as machinery,shoe construction material showld be encouraged.

鼓励投资有市场前景、轻污染、低耗水和科技含量高的加工业，培育以高新技术产业为主导的新兴产业，发展壮大机械加工、皮鞋、建筑建材等支柱产业，积极扶持食品工业、医药工业。

Use less hot water by installing low-flow shower heads.

装low-flow莲蓬头。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。