查询词典 Al

By analyzing the dynamics condition of ladle top-slag desulphuration and the physical and chemical properties of slag and combining production practice, the compositions of the modifier were confirmed, that is, Al 13%～17%, Al2O3 58%～62%, SiO2 8%～12%, MgO 3%～7% and salts＜8%. In the experiment, different amount of modifiers were used instead of the refining agent in original process (for Q235C steel grade).

为降低钢包顶渣的氧化性，通过分析钢包顶渣脱硫的动力学条件及炉渣的理化性能，结合生产实际，确定了顶渣改质剂的组成：Al 13%～17%，Al2O3 58%～62%，SiO2 8%～12%，MgO 3%～7%，盐类＜8%，改质剂具有高效实用、成本低、环境友好的特点。

An overall activity determination using the fluorescein diacetate hydrolysis method as described by Fontvieille et al.

在MBR和AS法的混合液和出水中对酶的活性进行考察，分成两个部分：1使用双乙酸荧光素水解法FDA研究酶活性（Fontvieille et al。

The γ→ε martensite transformation temperature M_ of 40 metastable austenitic alloys in an Fe-Mn-Al-Cr system was determined by dilatometry.

在Fe-Mn-Al-Cr系亚稳奥氏体区内，用膨胀法测定了40种合金的γ→ε-马氏体转变温度M_。以多元线性回归方法处理实验结果，建立了M_与合金成分关系的经验公式。

The Ce and La particulates in mischmetal were dispersively distributed into the Mg melt before the formation of Al RE compound and may serve as substrate for heterogeneous nucleation with 0.05% mischmetal addition.

过热处理工艺对Mg Al系合金有明显的细化作用，但不同成分的合金所需的过热温度不一样，通常的过热温度在液相线温度以上 15 0℃到 2 6 0℃之间[1] 。

The evaluation of the catalysts in the n dodecane hydroconversion showed that, when the Si/Al rat.

正十二烷加氢转化反应评价表明，在催化剂Si/Al比为 17。

Impregnated by Pd, the Si/Al 0.33 sample with enhanced neighboring region has the highest n- dodecane hydroisomerization conversion and selectivity.

样品担载Pd后对正十二烷的加氢异构化反应表明，交界区扩大的Si/Al = 0.33的样品有最高的加氢异构化得率和选择性。

We used Critical Incident Technique to analyze the data on this research. By filling the half structured question paper from the sampling Hakka restaurants on Meinung, we collected the opinions of service encounter, and Hakka cultural experience from customers. Besides, we also collected the opinions of service encountr from waiters. Then we classify the question papers using two standards which are "Dramaturgical theory" and Bitner's standard developed by Bitner et al.

本研究采用关键事件技术（Critical Incident Technique，CIT），以半结构式的问卷、利用便利抽样方式搜集美浓地区客家餐厅服务人员与顾客对於影响服务接触与文化体验的关键事件之意见；以开放式的问卷利用立意抽样方式搜集美浓地区客家餐厅经营者对於服务接触与文化体验满意之关键事件的看法，再以「剧场理论」与Bitner et al。

Occurrence of RE hydride was identified in the Al-Si alloy containing RE andenrichment of hydrogen in polynary RE intermetallic compound was determined by means ofEPMA, secondary ion mass spectrography, Hg-free vacuum drivepipe hydrogen-meter to-gether with metallography and porosity measurement.

采用电子探针、二次离子质谱、无汞真空套管测氢仪等检测手段，并配合金相分析及试样孔隙度的测定，鉴定出含稀土的Al-Si合金中有稀土氢化物的存在，确认在多元稀土金属间化合物中氢的富集，提出稀土具有较强固氢作用的观点。

Slope vibration of water-cooled copper mold casting at 700℃ can be used to prepare excellent RE Al-4.5Cu semi-solid slurry, its microstructure is uniform, small equiaxial crystal, and its process is simple.

在700℃采用斜坡振动铜模水冷浇注可制备性能优良的稀土Al-4.5Cu半固态坯料，其组织为细小均匀的等轴球状晶，且制备工艺简单。

The results show that cerium can refine the microstructure of Zn-22%Al alloy, slow the grain growth and retain the equiaxial degree during ageing.

Ce具有细化Zn-22%Al合金组织并阻碍时效时晶粒长大和轴程度降低的作用。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。