In this paper the fine structure of the distribution model of REE in Karst deposits-the tetrad effect and its meaning are discussed.
本文阐述喀斯特沉积物中稀土分布模式的精细结构—稀土四重效应特征及其研究意义。
The distribution and fine structure of lymphatic vessels in goat cardiac ventricles were examined by light and electron microscopy.
用光镜和透射电镜对山羊心室淋巴管的分布和微细结构进行了研究。
Activated pyrophyllite obtained from pyrophyllite treated with a silane coupling reagent has a simple chemical composition, stable structure, fine grainsize and narrow range of grainsize distribution.
用硅烷偶联剂处理，所得到的活性叶蜡石化学组成简单、结构稳定、粒度细及其分布范围窄。
The fine structure of bainite and the morphology and distribution of carbides in steels were investigated with TEM.
使用TEM研究了钢中贝氏体的精细结构及碳化物的形貌与分布，加入微量元素使贝氏体铁素体组织明显细化。
According to the characteristic of Hubuzhai complex fault block gas pool, the fine structure, reservoir rock and sand distribution of it are studied.
根据户部寨复杂断块气藏特点，开展了精细气藏构造、储集层、砂体的分布规律等研究。
The results show that, in hypoeutectoid steels, deformation at medium temperature may fine the structure and improve the distribution of ferrite and pearlite greatly;
结果表明，对于亚共析钢，在中温区变形、保温后可使先共析铁素体和珠光体组织大大细化，显著改善钢中铁素体和珠光体的分布状况；
The results show that, in hypoeutectoid steels, deformation at medium temperature may fine the structure and improve the distribution of ferrite and pearlite greatly;
结果表明，对于亚共析钢，在中温区变形、保温后可使先共析铁素体和珠光体组织大大细化，显著改善钢中铁素体和珠光体的分布状况；
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