查询词典 pretreatment

First,we put the indicator card into computer by the scanning apparatus,and carry on the image binaryzation, thinning and vectorization to gain the vectorization of the engineering drawing after the image pretreatment,thereby creating an advantageous condition of feature extraction of indicator card,creating the advantageous condition of improving the failure diagnosis of pumping wells as well.

将绘制的示功图通过扫描仪输入计算机，通过对示功图进行二值、细化、矢量化等处理，将示功图的二值点阵信息转换为矢量信息，为后续示功图特征提取创造有利条件，有利于提高抽油井故障的诊断正确率。

Butyric acid,phenol,indol and polycyclic aromatic hydrocarbons are inferredin the solution phase of leachate by GC,and 53% of organic acids,18% of alcohol andphenols,and 7% of alkanes are detected in leachate by GC-MS.The colloidal structure oflandfill leachate is analyzed by determination ofξ-potential and the interfacial tension,whichprovide the basis to pretreatment by the coagulation and treatment by advanced oxidation.

首先测定了垃圾渗滤液的常规水质因子及污染物含量，并采用GC及GC-MS技术对垃圾渗滤液有机相的微观结构进行了分析，由GC谱图解析推断渗滤液的溶液相中含有丁酸或辛酸、苯酚、吲哚及多环芳烃等有机物；由GC-MS解析可知其有机物主要为有机酸，约占53％，其次醇及酚类约占18％，烷烃约占7％。

Moreover,the pretreatment of various kinds of materials,spectrum interference factors and eliminating methods were discussed.

文章对原子吸收光谱仪在电池工业材料分析与测试中的实际应用进行了综述。1原子吸收光谱仪的基本原理、分析方法、材料溶解与测定条件1.1基本原理文章以日本岛津公司A A-670型原子吸收光谱仪和美国热电公司5M型原子吸收光谱仪为分析用仪器。

Such studies include these steps such as the choice of RS images, data pretreatment and land-surface temperature inversion.

通过遥感影像选择、数据预处理、地表温度反演等过程介绍了城市热岛反演的方法。

Scale formed on the surface of iron and organic layer adhered on the surface of scale when catalytic iron was treated as biological pretreatment.

催化铁作为生化预处理工艺处理此污水铁填料表面出现结垢及有机物黏附的现象。

Objective To investigate the effect of intravenous low dose ketamine pretreatment on propofol.

目的探讨预注小剂量氯胺酮对异丙酚麻醉效果的影响。

The chemical pretreatment of waste kraft sack paper and the technology of high temperature deinking were studied.

对废纸袋纸化学预处理及高温脱墨工艺进行了系统的研究，比较了不同的用碱量、最高温度和保温时间以及不同的脱墨剂的处理效果。

The discomfort associated with administration can be avoided by infusion into large-bore veins as well as pretreatment with intravenous lidocaine.

选择较粗的静脉和静脉预给利多卡因可以消除注射时的不适。

Comparing kinds of method of filter and arithmetic of FFT, the author select the FIR filter to realize pretreatment of signal and Radix-2 FFT to distill the characters of librations.

通过对各种滤波方法和FFT算法进行比较，本套数据检测和校准处理系统采用FIR滤波对采集到的信号进行预处理，利用基2 FFT算法来提取信号的频率特征。

Influence of pretreatment process on nitrogen content of soybean protein fibre;2. Genotype differences of nitrogen content in cultivated rice seed.;3. Reasons affecting nitrogen content of lime nitrogen, which is produced by converter process is analyzed.

分析了转炉法生产石灰氮中影响石灰氮含氮量的原因，通过合理掺用催化剂、调整炉料细度、改造原料配料系统等方法，优化了生产工艺条件，稳定了炉料配比以及炉料的发气量，提高了石灰氮的含氮量，氮的质量分数稳定在22。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。