查询词典 alkalis

Solid brass molded, ceramic headwork, PP knob, epoxy resin powder coating on the surface, strong acid and alkalis resistant and anti-rusty.

采用实验室专用化验龙头，阀体采用全铜铸模工艺制造，高强度陶瓷阀心，手柄为耐酸碱高强度聚炳烯材质，表面经环氧树脂粉末高温烧涂工艺处理，整体具备防酸碱及防锈特性。

The fusing liquid medium heating workpiece, like the nitre salt class, the alkalis, the oil class and the low melting point metal and alloy and so on, the nitre salt furnace heating

熔融液体介质加热工件、如硝盐类、碱类、油类及低熔点金属及合金等，硝盐炉加热工件，加热速度较快，氧化脱碳较轻，便于局部淬火，等温淬火及多种化学热处理。

The fusing liquid medium heating work piece, like the nitre salt class, the alkalis, the oil class and the low melting point metal and the alloy and so on, the nitre salt stove

熔融液体介质加热工件、如硝盐类、碱类、油类及低熔点金属及合金等，硝盐炉加热工件，加热速度较快，氧化脱碳较轻，便于局部淬火，等温淬火及多种化学热处理。

The fusing liquid medium heating work piece, like the nitre salt class, the alkalis, the oil class and the low melting point metal and the alloy and so on, the nitre salt stove heating work piece, the rate of heating is quick, the oxidized decarbonization is light, is advantageous for the point hardening, the isothermal quench and many kinds of thermochemical treatments.

熔融液体介质加热工件、如硝盐类、碱类、油类及低熔点金属及合金等，硝盐炉加热工件，加热速度较快，氧化脱碳较轻，便于局部淬火，等温淬火及多种化学热处理。

In addition, the storage of UV on should keep away from oxidants, acids, alkalis, photopolymerization etc.

另外，存放UV上光油应该远离氧化剂、酸、碱、聚合引发剂等。

The chemical composition research aspect literature report are extremely few: According to reports, the root of Rosa davurica pall includes the lactone, the tanning substance, the return to original state sugar, the total lucoside, the flavanone, the phenol class, the biological alkalis, the protein, the anthraquinone equi com ponent, moreover ,the total polysaccharide is the even polysaccharide which is composed by the fructose.In 1999, for the first time from puncture the root in the alcohol extraction to sep arate Oleanic acid. And used the double wave length thin layer scanning method to determine the uneven pillar tartaric acid in to puncture in the root ontent.

化学成分研究方面文献报道极少：据报道，山刺玫根中含有内酯、鞣质、还原糖、总苷、黄酮、酚类、生物碱类、蛋白质、蒽醌等成分，而且山刺玫根中总多糖是由果糖组成的均多糖。1999年，首次从刺玫根的乙醇提取物中分离出齐墩果酸，并采用双波长薄层扫描法测定了齐墩果酸在刺玫根中的含量。

Libra's cell salt is sodium phosphate , which equalizes the balance of acids and alkalis in the body and rids the body of waste material .

对天秤座最重要的矿物质是磷酸钠，可以调节酸和碱在身体的平衡并能赶走体内不需要的废料。

This alkalinity may be derived from strong alkalis such as sodium hydroxide or from hydrolysis of the salts of weak acids, trisodium phosphate.

其碱性通常以氢氧化钠或磷酸钠水解而来。大多数碱性清洁剂都含有界面活性剂或少量有机溶剂

According to comprehensive research of lithogengesis and lithogeochemisty, all these volcanic rocks have higher alkalinity, alkalis with sub-alkalis series, normal type with akali type have coexisted, and SiO2 have oversaturated rock with under saturate.

通过岩石学，岩石地球化学分析，该火山岩整体碱度较高，碱性和亚碱性系列共存，正常类型和钾质类型共存，SiO2过饱和或低度不饱和。K2O平均含量3.4％，K2O／Na2O值多大于0.6，中基性岩Al2O3含量多大于16％。

The auxiliary material for production is high-purity ion film liquid alkalis; and the re-collected liquid alkalis will never be used for several times.

生产辅料选用高纯度离子膜液碱，决不使用回收液碱。

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。