impurities是什么意思

网络释义

用法例句

Adverse drug reactions always result not only from drug itself but also from its impurities.

文中结合SFDA《化学药物杂质研究技术指导原则》相关内容,探讨了杂质限度确定的一般原则。

GC-MS analysis of metribuzin technical and its main impurities;

气-质联机对嗪草酮原药及其主要杂质的分析

Discussion on reaction mechanism and impurities formation of antioxidant RD;

防老剂RD的反应机理及杂质形成的探讨

Analytical Method for 2,4-D Butylate and its Impurities in Technical Material by GC/MS;

2,4-滴丁酯原药及其杂质GC-MS分析研究

Influence of K_2O impurity on the crystalline structure of cordierite synthesized from waste aluminum slag;

K_2O杂质对铝型材厂工业废渣合成的堇青石材料晶相结构的影响

Effect of the impurity on the behavior of the trivalent chromium electrodeposition;

杂质对三价铬电沉积行为的影响

Influence reasons on impurity of resin products and innovation measures;

PVC树脂产品杂质的影响因素及改进措施

Inclusion Removal in Multi-crystal Silicon Fabricated by Metallurgical Method;

冶金法制备多晶Si杂质去除效果研究

Inclusion damage mechanisms of optical glass under laser irradiation;

激光辐照下杂质诱导光学玻璃损伤的两种机理

, the author analyses the causes, mechanism and affecting factors of the internal mid-slab cracks, and discusses the effective measures to prevent mid-slab cracks in respects of controlling casting speed, inclusion, etc.

通过对天铁热轧1650mm 1#板坯连铸机工艺流程的生产数据跟踪,针对铸坯内部中间裂纹的形成原因、机理、影响因素等进行分析,从拉速控制、杂质元素控制等几方面探讨了防止铸坯中间裂纹产生的有效措施。

Effect of Web Cleaner Mote Knife Gauge on Neps and Trash;

棉网清洁器除尘刀隔距对棉结和杂质的影响

Knowing the trash and dust content in the spinning process provides a great variety of information with regard to the machine settings, the wear of machine parts and the quality of the finished fabric.

纺纱工艺过程中的杂质、灰尘量可提供大量与机器参数、机件磨损及成品布质量有关的信息。

By variance analysising, we find that opening and cleaning process has a great effect on neps and trash of card sliver, and that carding process has a great effect on short fiber content of card sliver.

对国产和引进清梳机进行二因子二水平的正交实验及方差分析，认为开清棉工序对生条中的棉结和杂质有显著影响，梳棉工序对生条中的短绒有显著影

Purified liquor means liquor which has no or few foreign substance harmful to people′s health, contains no flavour components and has its particular production mode and quality standard.

纯净酒即指不含或基本不含对人体有害的杂质的酒,不含呈香呈味的物质成分,有独特的生产工艺和质量标准。

Common foreign substances include curing liquid, dust, grout and releasing agent etc.

混凝土常见的表面杂质有养护液、灰尘、水泥浮浆、脱模剂等 ,另外表面还常出现毛刺以及内部含有化学杂质等缺陷 ,处理的方法有化学清理、蒸汽清理、喷砂清理、真空吸尘以及酸蚀法等 ,清理时应尽量避免锤击等操

The causes of substrate defer producing bit errors for magneto-optical disks are analysed, and the mathematical model for describing the relation of readout waveform diStribution and the foreign substance contained in substrates is establised.

首次建立了磁光盘读出光场与基片杂质特性的数学模型，利用数值分析方法研究了读出信号畸变、误码长度与杂质特性的关系。