片语

the starting material起始原料

material starting原材料

starting material and water原料水

original material原始材料

usedas starting material前驱材料

Origin of the starting material起始物料来源

API Starting Material原料药的起始物料

Material starting state物料起始状态

starting g material原始材料

starting with material从物料

英汉例句

• the cordierite glass ceramic is successfully synthesized using the coal ash as the primary starting material in lieu of the traditional mineral material at the proper chemical ingredient ratio.

  介绍以粉煤灰为主要原料代替传统的矿物原料，在化学计量比点成功地合成了堇青石微晶玻璃。

• a starting material including silica and carbon is heated to form an intermediate material.

  使所述包含硅石和碳的起始材料反应形成包含硅石和碳化硅的中间材料；

• pyruvaldehyde was synthesized with acetone or 1,2 propanediol as starting material respectively.

  分别用丙酮和1，2丙二醇做原料合成了丙酮醛。

• a tremendous amount of work has been done on the purification of the starting material .

  人们在提纯原始材料方面做了大量的工作。

• loteprednol etabonate was synthesized through oxidation, acylation, hydrolysis and chloromethylation from the starting material prednisolone.

  以泼尼松龙为原料，经氧化、酰化、水解成盐、氯甲基化成酯制得氯替泼诺。

• zanamivir was synthesized with salic acid as starting material by enzymatic catalysis method.

  以自制唾液酸为起始原料，对扎那米韦的合成工艺进行研究。

• the source of the starting material need not be identified, but may be requested.

  起始原料的来源通常无需说明，但有时会要。

• for novel amino acid type amphoterics, primary amine can be the starting material and other atoms or groups were introduced during the reaction.

  氨基酸型两性表面活性剂以伯胺为原料，合成出分子中引入了其他原子或基团。

• the resulting crude reaction mixture generally includes unchanged starting material and 2-amino-protected ganciclovir with one aliphatic hydroxy group protected as the major products.

  生成的粗反应混合物包含未反应的原料和2-氨基和一个脂链上羟基被保护的更昔洛韦。

• industrially, ammonia is the starting material for most other nitrogen compounds (especially nitrates and nitrites), whose main uses are in agricultural fertilizers and explosives.

  氨是其它氮化合物（尤其是硝酸盐和亚硝酸盐）的起始物质，这些化合物主要用于农业肥料和炸药。

• it can be use as an environment-friendly intermediate and starting material for organic synthesis substituting the poisonous phosgene and dimethyl sulfate in carbonylation and methylation reaction.

  它可以代替剧毒的光气和硫酸二甲酯作为环境友好的有机合成中间体和起始物质，应用与羰基化和甲基化反应中。

• the starting material is melted and poured into the quadrate billets, then rolled out in wire rods, finally drawn into brazing wire.

  按合金组份配制的原料用氧化铝坩埚在真空中频感应炉中熔键成方坯条，再轧制成丝坯，最后拉制成钎焊丝材。

• cordierite powder was prepared by the polyacrylamide gel method using silica-sol as starting material .

  利用硅溶胶作为合成原料，通过高分子网络凝胶法制备了堇青石粉。

• this paper also expounds the influence of the starting material quantitative change on strengths through the medium of statistical analysis.

  通过对一系列强度试验数据的统计分析，来探索原材料用量变化对其水泥强度的影响规律。

• the certificate of analysis of the manufacturer/supplier of the starting material should be signed by a designated person with appropriate qualifications and experience.

  起始物料的生产商/供应商检验报告应有负责人签名，其应具备适当的资质和经验。