1、

A ROLLUP can also be used in the grouping expression to return data aggregated at each of the levels in a dimension.

还可以在分组表达式中使用ROLLUP,这会返回在维中每一级上聚合的数据。

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2、

As an example, a ROLLUP is demonstrated with the following Levels of the time dimension

例如,ROLLUP在time维的以下级上聚合数据

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3、

The attributes of the dimension will need to be arranged appropriately in the ROLLUP to ensure data is correctly aggregated at each level.

在ROLLUP中需要适当地排列维的属性,确保数据正确地在每个级上聚合。

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4、

The extraction separation experiment and differential scanning calorimetric measurement indicate that the resultant belongs to crystallizable isotactic polymer, possessing isotactic index ranging from 45% to 90%, melting point 215 ℃ and Vicat softening point 193 ℃.

抽提分离和差示扫描量热法测试表明,其为结晶型全同立构聚合物,全同立构含量为45%~90%,熔点为215℃,维卡软化点为193℃。

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5、

Effect of Water-soluble Polymer on Bauxite Digestion Residue Settlement

水溶性聚合物在铝土矿浸出渣沉降中的作用

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6、

The tester of shear stability of polymer containing fluids using a diesel injector nozzle was developed.

介绍了一种自行研发的国产含聚合物油品柴油喷嘴剪切安定性测定仪.

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7、

Effect of Dietary Zinc Deficiency on Brain Microtubule Polymerization at Developing Stage of Mice

发育期锌缺乏对小鼠脑组织微管聚合作用的影响

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8、

The main natures of the diffusion are universality, inevitability, non-linear and other properties. The main diffusion approaches are string diffusion, radiation diffusion, polymer diffusion, reverse diffusion feature and so on. 3.

气象灾害风险扩散的主要方式有串型、辐射型、聚合型、逆向型等几种,具有普遍性、必然性、非线性等特征。3、研究揭示了气象灾害风险的扩散机制。

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9、

NMR studies on self diffusion coefficients of lithium ions in PAN based gel

PAN为基凝胶聚合物电解质自扩散系数的NMR研究

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10、

Application of the Drainage Concretion and Geotextile in Road Foundation Border Dike

排水固结法与土工聚合物在公路路基围堤中的应用

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12、

It illustrates present construction technology of steel flooring dilatation joint, studies ethoxyline polymer concrete quickly backfilled materials, from aspects of cementitious materials select, technology and equipment, and maintenance, puts forward some construction control measures and some attentive proceedings.

阐述了目前钢桥面伸缩缝后装的施工工艺,对环氧类聚合物混凝土快速回填材料进行了研究,从粘结料选择、工艺及设备、养护等,提出施工控制措施及一些注意事项。

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13、

The experimental results indicated that the crystallization rate increased by increasing interaction between PVDF and diluent or increasing the cooling rate.

实验结果表明结晶速率随着聚合物与稀释剂之间的相互作用的减小或者冷却速率的增大而增大。

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14、

Purification and Structure of Expressed Product of HCV Polymerase Gene in E.coli

HCV聚合酶在大肠杆菌中表达产物的纯化及结构研究

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15、

A non-formaldehyde self-cross-linking acrylic emulsion has been prepared by seed emulsion polymerization.

采用种子乳液聚合的方法,制备了一种无醛自交联丙烯酸酯乳液.

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16、

By polymerase chain reaction ( PCR), the seasonal variation of the phytoplasmal amounts in mulberry tree was determined.

通过聚合酶链式反应(PCR)检测了植原体在桑树体内的分布及其相对含量的周年变化。

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17、

The effects of water content and rate on the separation were studied.

同时考察含水量、流速对分离的影响,论证了分子烙印聚合物选择性专一的作用原理.

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18、

The design for v-fender of caprolactam polymerization tube

己内酰胺聚合管V型挡板的研制

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19、

Modification of the casting water system in caprolactam polymerization

锦纶6聚合过程中铸带用水的改进

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20、

The control system of caprolactam polymerization and nylon 6 spinning are introduced respectively.

对锦纶长丝聚合纺丝部分的自控系统进行了简要的介绍。

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