查询词典 sieve method

The honeycomb vascular networks were various in size and form at a low magnification. The venule connected with the pulmonary capillary networks directly. In some fields of view, the pulmonary alveolar networks were plate-like and sieve-like.

低倍镜下肺实质内的微血管网呈现大小不等的蜂窝状，肺实质内微静脉与肺泡毛细血管之间联系紧密；在局部区域，肺泡毛细血管网可呈现板块状或筛网状。

Moreover, the diameter Phi 400mm □Phi 1200mm ZY series shaker 振动体 used a more advanced mould pressing to take shape vibrates the tray, enabled the shaker sieve machine to have the higher screening efficiency, the longer service life, the product quality and the performance had achieved the world leading level, versatilely satisfied the different profession the screening demand.

另外，直径Φ400mm—Φ1200mm 的ZY系列振动筛振动体采用了更先进的一次模压成型振动托盘，使得振动筛筛机具有更高的筛分效率，更长的使用寿命，产品质量和性能均已达到世界领先水平，完全能满足不同行业的筛分需求。

While in the experiments of impregnated raw materials, the main factors are sieve of wood flour, impregnated ratio and time.

在主要工艺参数对成板性能的影响关系中，研究结果表明，主要影响因素为木粉目数、原料含水率和热压温度；在浸渍处理模压实验中，主要影响因素为木粉目数、浸渍时间和液料比。

There is further research of selectivity of zeolite molecular sieve to adsorbing and separating mixed xylene in this thesis.In recent years.

吸附分离工艺的关键技术之一是吸附剂的制备，本文就对吸附分离二甲苯所用吸附剂的制备和改性效果作了更进一步的研究。

Their adsorption rate on the molecular sieve catalysts surface and the stability of their carbonium ions were then obtained based on the molecular simulation on these molecules from their dipole moment, 2-dimensional electrostatic potential energy contours and 3-dimensional electrostatic potential energy isosurface.

采用半经验的AM1量子化学计算方法和静态理论，分别考察了噻吩、 3 甲基噻吩和 2 ，5 二甲基噻吩分子结构特性的不同，从偶极矩、各自垂直于芳香环平面的二维电势能分布曲线和整个分子周围三维电势能分布情况等方面分析了它们在分子筛催化剂表面吸附速度的快慢和生成正碳离子稳定性的高低，进一步比较了噻吩及其衍生物所生成的正碳离子进一步反应的能量变化，从而可判断噻吩及其衍生物裂化脱硫速度的快慢，噻吩及其衍生物裂化脱硫的速度由大到小分别为：2 ，5 二甲基噻吩、 3 甲基噻吩、噻吩。

CoAPO-5 molecular sieve was hydrothermally synthesized using pseudo-boebmite, phosphoric acid (85%), tetrahydrate cobaltous acetate as raw material and N, N-diehtyl-ethanolamine as tern- plating agent.

以拟薄水铝石、质量分数85%的正磷酸、四水合醋酸钻为原料，N， N-二乙基乙醇胺为模板剂，水热法合成了CoAPO-5分子筛。

The fundamental imaging features of osteosarcoma were showed bone destruction, periosteal reaction, neoplastic bone and soft-tissue mass. Among 49 cases examined by radiography, osteoblastic pattern sarcoma was found in 19 cases, osteolytic pattern sarcoma was found in 13 cases and mixed pattern sarcoma was found in 17 cases. The detection rates of bone destruction, periosteal reaction, soft-tissue mass, neoplastic bone and Codman triangle by radiography were respectively 61.2%, 95.9%, 71.4%, 73.5%and 27.7%. All 10 cases with CT scan were showed bone destruction, soft - tissue mass and neoplastic bone. The detection rates of periosteal reaction,憇ieve sign挶 and Codman triangle with CT scan were respectively 90%, 90% and 11%. The tiny neoplastic bone and"sieve sign"were showed sensitively by CT, but Codman triangle was showed by radiography superior to CT.32 cases with MRI scan presented the normal marrow was replaced by the tumor, which was showed low to intermediate signal intensity on T1-weighted images and promiscuity signal intensity on T2-weighted images. 7 cases presented hemorrhage and 24 cases presented necrosis.

骨肉瘤基本影像表现为骨质破坏、骨膜反应、瘤骨和软组织肿块。49例X线表现为成骨型19例，溶骨型13例，混合型17例；X线对骨质破坏、骨膜反应、软组织肿块、瘤骨和Codman三角的检出率分别为61.2%、95.9%、71.4%、73.5%和27.7%；10例CT表现均可见骨质破坏、软组织肿块及瘤骨，CT对骨膜反应、筛孔征和Codman三角的检出率为90%、90%和11%；CT对显示细小肿瘤骨和筛孔征最敏感，但对Codman三角的显示不如X线平片；32例MRI表现为骨髓腔内正常的骨髓高信号被肿瘤信号所取代，T1WI呈低～等信号，T2WI呈混杂信号，7例合并出血，24例中央坏死囊变，32例增强扫描均呈不均匀强化及瘤周可见水肿区。

Using W-HMS molecular sieve synthesized from the tungsten source of (NH4) 2WO4 as catalyst and hydrogen peroxide as oxidant, the effects of reaction time, temperature, dosage of catalyst, solvent type and volume, and oxidant concentration on the catalytic oxidation of cyclopentene to glutaraldehyde were investigated.

对以(NH4)2WO4为钨源合成的W-HMS分子筛为催化剂，过氧化氢为氧化剂，环戊烯合成戊二醛的多相催化反应进行了研究，考察反应时间、反应温度、催化剂用量、溶剂种类和用量以及氧化剂浓度等因素对戊二醛收率的影响。

Experimental study on enhanced deaquation process for extra-heavy crude oil using dehydrant ;2. DMF refining by molecular sieve as dehydrant ;3. Hybrid catalysts composed of JC207 methanol synthesized catalyst and dehydrant (HZSM-5 zeolite or γ-Al2O3) were prepared for the synthesis of dimethyl ether.

采用甲醇合成催化剂JC207和固体酸脱水剂(HZSM-5分子筛或γ-Al2O3)混合制得合成二甲醚双功能催化剂，并在固定床反应装置中进行了活性评价，考察了固体酸脱水剂的酸性对一步法合成二甲醚的影响。

We used phospholipid, Epikuron 200, and cholesterol as material to prepare liposome formulation, and discuss the effect of liposome formulation which contain phospholipid and cholesterol or the mix of ionic surfactants such as stearylamine, dicetyl phosphate and nonionic surfactant such as Tween 80. For the three group that physical properties of drug entrapment efficiency, particle size and stability of formulation on day 0, 14, 21 and 30 were respectively compared, and further, we were sieve out optimization of formulation.

我们利用Epikuron 200之磷脂质，以及胆固醇作为制备微脂粒处方之材料，并探讨处方不加或分别加入表面修饰剂stearylaminem与dicetyl phosphate以及非离子界面活性剂Tween 80对处方之影响，且比较此三组微脂粒的物理性质，包含包埋率、粒径大小以及处方在第0、14、21、30天之安定性的变化，进一步筛选出理想之处方。

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

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