One is using dimensional tolerance and the other is profile tolerance.

1、

The research on the design methods of dimensional tolerance

尺寸公差若干设计方法分析

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2、

In recent years, enterprise standards are adopted in the selection and annotation of dimensional tolerance for mold parts.

近年来在企业中模具图纸尺寸公差与配合的选用和标注大量使用企业标准。

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3、

On the bases of variable universe adaptive fuzzy control, this article designs a single variable fuzzy controller with two dimensional using speed deviation and warp speed rate.

基于变论域自适应模糊控制理论，设计了以速度误差和误差变化率为输入的单变量二维模糊控制器。

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4、

Three Dimensional High Deviation Sidetracking Technique& By Taking 6-8 Sidetracking Well for Example

三维大斜度侧钻井钻进技术&以白6-8侧钻井为例

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5、

The results show that dimensional deviation less than 10 mm almost has no effects on the structural stiffness of the composite truss.

结果表明，10mm以下的几何尺寸误差对桁架结构刚度无明显影响，但对桁架承载能力有显著影响。

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6、

Dimensional precision control of powder injection molded parts and mathematic model

粉末注射成形产品的精度控制及其数学模型

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7、

Study on improvement of dimensional precision of plastic product

提高塑料件尺寸精度的研究

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8、

Results show that dimensional precision and surface quality are fine.

研究结果表明，其尺寸精度和表面质量良好。

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9、

Experimental study on welding under permanent magnetic field use of permanent magnet in enhancing the dimensional precision of electro chemical machining

永磁场对焊缝显微组织及焊接接头力学性能的影响永磁场提高电解加工尺寸精度的试验研究

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10、

The coupling agents can greatly reduced the apparent viscosity and improved the processability of the blends, and increased the shear rates when the blend changed to dilatant fluid.

偶联剂的加入能大大降低了体系的表观黏度，改善了体系的加工性能，提高了体系向膨胀型流体转变时的剪切速率。

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11、

Traditional low-order elements may suffer the problem of volumetric locking in the analysis of soil under the condition of volume-preserving or dilatant/ contractant plastic flow.

在材料不可压缩或胀/缩塑性流动情况下，传统低阶单元有体积闭锁问题。

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12、

LDV is used to measure the velocity profiles and near wall velocities fora dilatant flow-gel 107 solution flow in a slit.

用激光多普勒测速法（LDV）测量了一种胀流型流体&107胶溶液的狭缝流的速度剖面和近壁速度。

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13、

2, 2-Dimethylolpropionic acid is an intermediate for dyes and pesticides. It can be used to synthesize a series of esters and metal salts of DMPA and also be used to synthesize hindered phenolic antioxidants. DMPA can join polycondensation reaction as a dihydric alcohol.

2,2-二羟甲基丙酸（DMPA）是染料及农药的中间体，还可以制成一系列的DMPA的酯类和金属盐类，也可用来合成受阻酚类抗氧剂，DMPA作为一种二元醇可以参加缩聚反应。

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14、

Qualitative and quantitative analysis were carried out to determine dihydric alcohol purified from triethylene glycol residue by gas chromatorgraphy. using chromosorb GAW DMCS as carrier coated with 3% SE-31 stationary liquid, tested on a U-shape glass chromatographic column.

采用气相色谱法，以ChromosorbGAWDMCS为担体，涂3%的SE－31固定液，在U型管色谱法柱上，对三乙二醇残渣净化所得二、三、四乙二醇进行了定性定量分析。

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15、

Ester bond can be formed through the polycondensation of hard segment monomer with uniform segment length containing amide bond and dihydric alcohol, which is a better way to prepare polyesteramide.

先制备具有均一链长的含有酰胺键的硬段单体，然后与二元醇进行缩聚反应生成酯键是制备性能良好的聚酰胺酯的较好途径。

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16、

The title catalyst was used for preparing monohydric alcohol acetate, dihydric alcohol acetate and other carboxylic acid ester.

将所研制的层状表面相锆基固体酸催化剂用于一元、二元醇醋酸酯和其他羧酸酯类产品的合成，考察了其催化性能。

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17、

The Selective Protection of Dihydric Alcohol in Organic Synthesis

有机合成中二元醇的选择性单官能团保护

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18、

The method and the condition of separation epoxy ethane from dihydric alcohol are discribed.

介绍了环氧乙烷与二元醇的分离方法和条件。

provided by jukuu

19、

Qualitative and Quantitative Analyses of Purified Dihydric Alcohol by Gas Chromatography

气相色谱法对净化二元醇的定性定量分析

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20、

The hydroxylation of phenol to produce dihydric phenol is a rapid and strongly exothermal reaction, the activity of the complex-oxide catalyst decreased rapidly.

苯酚直接羟化制备苯二酚为液固相的强放热快反应，催化剂的活性衰减很快。

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