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This study presented the effect of multi-modification on microstructure and properties of high manganese steel by means of microstructure observation, X-ray diffraction line profile analysis and properties testing.

通过显微组织观察，X射线线形分析和性能测试，研究了多元变质处理对高锰钢微观结构和性能的影响。

Objective:To explore the use of 2% sodium bicarbonate mouth wash solution, the partial efficacy of the treatment solution coated nystatin method, will meet diagnostic criteria for the observation of 109 cases of children with cases of objects results: the treatment group, effective in 28 cases , effective 38 cases and 3 cases, total effective rate 95.7%.

目的：探讨采用2%碳酸氢钠溶液清洗口腔后，局部涂制霉菌素溶液治疗的疗效。方法，将符合诊断标准的109例患儿例为观察对象，结果：治疗组，显效28例，有效38例，无效3例，总有效率95.7%。

Based on observation of the shape in the shock zone, the phenomenon on chip formation due to shock of ultra-high speed grinding is found. After analyzing micro scratch on the marble surface by artificial diamond and CBN, the results show that the effect of ductile regime grinding of fragile material in ultra-high speed grinding can be attained.

通过对冲击区形貌的观察，发现了超高速冲击成屑现象；通过对金刚石和CBN在大理石表面所留下的细微划痕的分析，得出了脆性材料在超高速磨削条件下可以获得延性域磨削效果的结论。

The results, obtained by chemical analysis, Xray diffraction and scanning electron microscopical observation of the process concerned and products, show that the process flowsheet is simple and can be used to prepare basic zinc carbonate for producing activated zi...

结果表明：该工艺过程简单，得到可制备活性氧化锌的碱式碳酸锌；磁场作用对碱式碳酸锌的结构及热解产物的粒度产生了有利于活性氧化锌制备的影响。

Respectively proceeding with bromine complexing agent of anode, modified membrane and electrolytic additive of cathode, mainly referring to specific power of battery, ratio of self-discharge and zinc dendrite, this paper has studied the influences of different anode additive and modified membrane on specific energy of battery by means of charge and discharge curves, and the influences of electrolytic additive(NH4+, OP-10, TX-10 and dodecyl trimethyl ammonium bromide) on zinc dendrite by means of current-time curve and microscopic morphology observation.

本文分别从正极溴络合剂、隔膜改性和负极的电解液添加剂入手，以电池的比能量、自放电率以及锌枝晶生长情况为主要的性能指标，用电池充放电曲线等方法研究不同正极添加剂和隔膜改性对电池比能量的影响；用电流-时间曲线以及微观形貌观察等方法研究电解液添加剂(NH_4~+、OP-10、TX-10以及十二烷基三甲基溴化铵)对锌枝晶生长的影响。

Modern and practical astronomy was developed in the 18th century, and successively from the theoretical and practical solution to the Sino-satellite instrument measuring time, too Seoul Scott multi-satellite measurements such as latitude, as well as simultaneous determination of longitude and latitude Supreme Court means the emergence of theodolite, contour instrument, the satellite instrument, zenith instrument, photographic zenith tube, sextant and other useful astronomical instruments, the most commonly used is the optical theodolite .20 century, all-round practical field of astronomy 60 years after the emergence of new technologies, such as satellite Dhoop Le observation and satellite laser ranging, not only the accuracy of more than optical observations, but also greatly improved operating speed, and can provide direct point of geocentric coordinates of the ground.

现代实用天文学是18世纪发展起来的，先后从理论和实践上解决了中星仪测时、太尔各特测纬以及多星等高法同时测定经度和纬度的方法，出现了经纬仪、等高仪、中星仪、天顶仪、照相天顶筒、六分仪等实用天文学仪器，最常用的是光学全能经纬仪。20世纪60年代以后实用天文学领域出现了崭新的技术，如人造卫星多普勒观测和人卫激光测距，不但精度超过光学观测，而且作业速度大大提高，并能直接提供地面点的地心坐标。

Observation group in middle school increase -0.38D in one year, while the contrast group increased -0.69D Yellow-colored paper change the visual environment with the result of decreasing myopia development than the white-colored paper do.

结论］ 黄色薄本改变了视觉信息环境，使用黄色薄本的学生近视发展的速度较使用白色薄本学生缓慢。

For observing the therapeutic effects of suspension purse—string resection Procedure for mixed hemorrhoids,author divided 5 8 cases of this disease into two groups:observation group(n=29) was subjected to above procedure,controlled group(n=29) external dissection and internal ligation procedure;then the changes of effective rates,healing time and postoperative complications,etc of both groups were observed.

为观察混合痔悬吊荷包切除术的疗效，将58例患者随机分为两组，观察组29例采用混合痔悬吊荷包切除术式，对照组29例采用外剥内扎术式，观察两组在有效率，愈合时间及术后并发症等方面的变化。

One day after a classroom observation, she actually complimented my creative writing lesson.

有一天，在听完我的课后，她还对我的写作课表示赞赏。

One day after a classroom observation, she actually complimented my creative writing lesson. Although my principal and I never became friends, by the end of the school year we managed to develop a healthy respect for each other.

一天下午，在听过我的课之后，她称赞我的创造性的写作课非常好，尽管校长和我永远也不可能成为朋友，但是在这个学年结束后我们成功地建立了彼此尊重的关系。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。