Analysis of the Method of Third Angle Projection

1、

With respect to the third angle projection, this paper sets forth briefly its rationale, characteristics, and chart reading, in the form of compa-rison.

本文用对比形式扼要地阐述了第三角投影法的基本原理、特点和看图方法。

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2、

During these activities, an important communicative tool is the third angle projection drawing which is seldom used in China.

在这些活动中，重要的交流工具反而是我国原来使用很少的第三角投影图。

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3、

Photopolymerization of MMA was studied Kinetically using thioxanthone ( TX)/ triethylamine ( TEA)/ oxygen system as initiator. The various factors influencing the polymerization rate were studied.

本文研究了硫杂蒽酮（TX）/三乙胺（TEA）/氧体系引发甲基丙烯酸甲酯（MMA）光聚合的动力学及影响聚合速度的各种因素。

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4、

A study on the photoinduced electron transfer initiation polymerization of MMA by system of N-substituted n'-phenylpiperazine and thioxanthone

N-取代N′-苯基哌嗪类化合物与硫杂蒽酮体系光诱导电子转移引发聚合体系的研究

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5、

UV spectrum property and PPP calculation of the photoinitiator of thioxanthone derivations

硫杂蒽酮类光引发剂的紫外光谱特性及量子化学研究

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6、

STUDY OF THE PHOTOSENSITIZED INITIATION SYSTEM CONTAINING OXYGEN IV. Thioxanthone/ Triethylamine/ Oxygen System

含氧光敏引发体系的研究&Ⅳ.硫杂蒽酮/叔胺/氧体系的研究

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7、

Study of Photoinitiation Properties of Thioxanthone Compounds by Laser-Nephelometry

激光浊度法研究硫杂蒽酮类的光敏引发性能

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8、

The main intermediate, 9-hydroxy-thioxanthene-9-carboxylic acid, was designed and synthesized by treating the thioxanthone with metallic sodium and CO_2 in THF. New method is better and simpler than the referential one.

主要中间体9-羟基-噻吨-9-羧酸系分别采用文献方法合成，还设计由噻吨酮与金属钠和CO2一步反应而得。

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9、

But when it is of butyl or ethyl type, the collector containing ureido radical has a collecting power much lower than that of the collector containing thioureido radical.

烃基为己基时2种捕收剂的捕收能力相近，但烃基为丁基和乙基时含脲基者的捕收能力远低于含硫脲基者。

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10、

Synthesis and Biological Activity of O-Ethyl-N-Alkylphosphoro ( thioureido) thioates

O-乙基-N-烷基（取代硫脲基）硫代磷酰胺酯的合成及其生物活性

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11、

The thiourea modified crosslinked chitosan resin can be applied to the separation and purification of proteins.

硫脲修饰交联壳聚糖制备工艺简单，吸附容量较大且容易洗脱，可用作蛋白质分离纯化的吸附剂。

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12、

Determination of Trace Gold in geology Water by Thiourea Model Resin Preconcentration-Graphite Furnace Atomic Absorption Spectrometry

硫脲型树脂富集-石墨炉原子吸收光谱测定地质水中痕量金

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13、

A Study on Adsorption Performance of Thiourea Chelate Resin on Cu~ ( 2+) Ion

硫脲树脂对Cu~（2+）吸附性能研究

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14、

The conditions of concentrating Pd with thiourea resin TUR and determining with AAS are given.

本文研究了用聚乙烯苄硫脲螯合树脂富集溶液中的微量元素钯和用原子吸收法测定钯的条件。

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15、

ORGANIC SYNTHESIS OF CHELATING THIOUREA RESIN AND ITS ADSORPTION PERFORMANCES Basic knowledge of analytical reagents& salts

硫脲盐螯合树脂的合成及其吸附性能

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16、

The simultaneous determination of ultra-trace Au 、 Ag 、 Pt and Pd in geological materials by ICP-MS combined with the thiourea resin preconcentration was studied.

研究了硫脲树脂富集，ICP-MS同时测定地质样品中超痕量金、银、铂、钯的方法。

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17、

This paper introduces in detail the flotation thiourea leaching process for a sort of gold mine.

阐述了采用浮选&硫脲炭浸一步法处理铜硫砷含量高的某难选金矿石的工艺。

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18、

In the additives for the eight kinds common injections, sodium thiosulphate and sodium sulfate made the sterilized stability of the flavonoids descent 21.98%~ 12.07%.

在8种常用注射液的附加剂中以硫代硫酸钠，亚硫酸钠对总黄酮的稳定性影响较大，使总黄酮含量降低21.98%~12.07%。

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19、

The recovery rate of gold is more than 93% with the low toxic durg as sulphur urea, sodium thiosulphate;

用低毒性的硫脲、硫代硫酸钠均可使金的浸出率达到93%以上；

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20、

The interferent is eliminated for the desulfurization solutions. Sodium thiosulphate is determined by simple and accurate analytical methods in desulfurization solutions.

对脱硫液中干扰物质进行消除，以简捷、确的分析方法对脱硫液中的副盐硫代硫酸钠进行测定。

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