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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。
- large thin section 大薄片
- 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。
- Fixed section bearings form one group of thin section bearings. 固定型轴承形成一组薄型轴承。
- 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。
- Teach you way of blackart of 5 large thin bodies, use fragmentary time, do in the home attack a vital point thin body. Can think thin where is thin! 纤体调理油通过结合淋巴排毒的按摩技术，能够有效地促进身体排毒功能，帮助燃烧脂肪，使肌肤变得柔软、光滑。
- The key points in manufacturing and the present applications of large thin wall integral superalloy castings have been discussed in this paper. 讨论了大型薄壁高温合金整体铸件的关键技术及其应用现状。
- 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。
- First, a series of hot embossing experiments were conducted to transcript the micro U-groove features in a stamper onto large thin thermoplastic films with traditional hot press. 首先使用传统热压机进行薄膜热压实验探讨。研究发现薄膜的表面微结构成型，其成型技术远比板件困难；
- 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。
- Space inflatable structures are usually made from large thin membranes, and they are of ultra-lightweight, small package volume, low cost, and high deployable reliability. 空间充气展开结构通常由复合薄膜制成,具有超轻、折叠体积小、制作成本低和很高的展开可靠性等显著优点,是超大型空间结构的发展方向。
- 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。
- 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。
- 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。
- 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。
- Comparative observations were made on the morphology and anatomy of secretory cavities in stems of 14 genera, 23 species and one varieties by paraffin and thin section method. 摘要利用石蜡切片和薄切片方法对芸香科14属23种和1变种植物幼茎中分泌囊的分布和结构进行了比较研究。
- 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。
- He bit off a large piece of the apple. 他咬下一大块苹果。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
