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- Abstract Furan resin sand is poor in collapsibility when it is used for Al alloy casting,specially for some large、thin section castings. 呋喃树脂砂用于铝合金铸造时,特别是对于一些大型、薄壁铝合金铸件,型芯的溃散性较差。
- Sloping twin-spar frame in thin wall box section cast aluminium, with reinforcement cross-ribbing. 坡双梁框架薄壁箱节铸铝,以加强跨罗纹。
- In the process researching the reservoirs in Hongtai area,which is based on the casting and conventional thin section inspection data,many intragranular fractures are found. 在对吐哈盆地红台地区进行以岩芯铸体薄片和普通薄片为基础的储层微观特征研究过程中,发现在许多井中发育分布较广的粒内裂缝。
- Fixed section bearings form one group of thin section bearings. 固定型轴承形成一组薄型轴承。
- As indicated by cast thin section and ESM study, solution pores developed mainly in hornfels and fracture systems come to be the next. 论述了溶蚀作用在深埋期进行,溶质来自生油岩的有机酸和碳酸,角岩中不稳定的铝硅酸盐和碳酸盐矿物是产生溶孔的物质基础。
- thin section castings [机] 薄壁铸件
- A few thin sections show fresh variolitic texture. 少数薄片呈现新鲜的球粒结构。
- A few thin sections show fresh variolitic texture . 少数薄片呈现新鲜的球粒结构。
- Abstract: Rock properties of Middle Jurassic reservoir in Taibei sag of Tuha basin have been studied by means of the casting thin sections and scanning electron microscope. 文摘:根据岩石铸体薄片和扫描电镜观察资料,分析了吐哈盆地台北凹陷中侏罗统储集层的岩性特征。
- The current commonly-usedmeasures to solve this problem is to lower temperature of cements and aggregates, toadd ice into concrete mixtures, to lay water-cooling pipes or to cast thin sections andto postpone casting time of the next section etc. 传统的温控防裂措施主要是降低水泥和骨料的温度,加冰搅拌混凝土,埋设冷却水管,分层浇注或延迟下一层浇注的时间。
- Rock properties of Middle Jurassic reservoir in Taibei sag of Tuha basin have been studied by means of the casting thin sections and scanning electron microscope. 根据岩石铸体薄片和扫描电镜观察资料,分析了吐哈盆地台北凹陷中侏罗统储集层的岩性特征。
- The Morphology of HRCT of Ear and the Thin Sectional Anatomy. 耳的HRCT的形态学基础和薄层断面解剖。
- I think it is necessary to do a thin section analysis to determine the lithology. 我认为需要观察薄片才能确定岩性。
- Due to the use of discretion of variable substep,this software is more suitable to thin section,rotational castings. 同时由于采用了变步长剖分,使本软件十分适合于处理薄壁回转类铸件的凝固模拟。
- The petrographic thin section indicates that themain types of clay mineral is chlorite, kaolinite and illite. 据岩石薄片鉴定,粘土矿物类型主要有伊利石、绿泥石和高岭石。
- The method to using spindle steel scrap as alloying additives to produce low-alloyed cast iron for some heavy section castings was investigated. 研究了利用废锭子钢作为合金元素添加料生产低合金铸铁的方法,并将该铸铁用于制造造纸机烘缸、真空泵叶轮、龙筋加工自动线床身等厚壁高强度铸件。
- Cortical microtubules were observed in intraepidermal cells of onion bulb with thin section and negative staining of protoplasts. 用超薄切片和原生质体负染的方法,在电镜下观察到洋葱鳞茎内表皮细胞周质微管的存在。
- On the bases of a large number of data obtained from core observatinn, thin section determination,cathodo luminescence, SEM, elec... 充填程度差异在区域上可导致储层孔隙空间的差异性和非均质性,正是由于岩石的这一自身“亏空”和“补偿”形成了区域上成岩圈闭或岩性遮挡。
- Fig.17 Thin section of barley leaf cell infected with BaYMV,showing membranous bodies and pinwheel inclusion bodies in the cytoplasm. 图17感染大麦黄花叶病毒的大麦叶肉细胞中的膜状体和柱状内含体。
- The mixed nodulizer can be applied for the key middle and small section casts of ductile iron. 可以在质量要求高的中小截面重要球铁铸件上应用。
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