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The best survuval rate of each stage thawed-embryos existed in groups of Zygote EDT3O-two-step method with I mm equilibration(66%), of Morulae EDT3O-two-step method with I mm equilibration(94%) and EDT4O-two--step method with 0.5 mm equilibration(94%), of Blastocyte EDT3O-two-step method with I mm equilibration(91%) and EDT4O-one-step method with I mm equilibration(91%).

总之，我们的研究表明，DET玻璃液冷冻方法是简单、经济而又高效的，冷冻小鼠各阶段胚胎都能获得较高的存活率，其中受精卵的EDT30二步法1分钟平衡组(66％)、桑椹胚的EDT30二步法1分钟平衡组(94％)和EDT40二步法0.5分钟平衡组(94％)、囊胚的EDT30二步法1分钟平衡组(91％)和EDT40一步法1分钟平衡组(91％)冷冻效果最好。

The results showed high class PbSt2 could be synthesized by this new saponifying process.Compared with metathetical process,the reaction time shortened,liquid-solid ratio and moisture content of filter cake decreased.Powder product could be prepared by one-step process,and particle product by two-step process.For the optimum processing conditions,the reaction temperature and time for one-step process were 65℃ and 10min,the amount of alkali added in the first step was 50%;reaction temperture and time were 65℃ and 10min for the two-step process.

结果表明，用皂化法工艺可得到优等品PbSt2，较复分解工艺，反应时间缩短、液-固比降低、滤饼湿含量比减小，一步式工艺得到粉状产品，二步式工艺得到颗粒状产品；最佳工艺条件为：一步式工艺反应温度65℃，反应时间10min；二步式工艺第一步的加碱量比50%，反应温度65℃，反应时间10min。

At the clock point to 1:20 minutes for,"E11" step on plane door's counter first , it give service to the figure appear Le,I at the moment take out our step on plane board stand up on front, thank let she check up and affirm for, she received out step on plane board after, at the moment at the it above writing same words after and pass on go back for I, I'm one look meane feeling big thing don't be good: she already take our step on plane broad on the "E11" step on plane door use red pencil for draw out,at it's side write on "C8A"three words.at once, I'm all body the spirit be encourage call into actior up: I'm at once for first response's consciousness to,we're wall unable to catch up with this one's regular plane Le.

当时钟指向1：20分时，&E11&登机口柜台前，其服务员的身影出现了，我立即拿出我们的登机牌起身上前，想让其检查并确认一下。她接过我们的登机牌后，立即在其上面写了几个字后又递还了给我，我一看就觉得大事不好：她已把我们登机牌上的&E11&登机口用红笔划掉，在其旁边写上&C8A&三个字。顿时，我全身的神经被激淩发动了起来：我当时的第一个反应是意识到，我们将赶不上这趟班机了。

This paper makes further research on the error,caused by use of a single step or a variable step of Runge Kutta to solve the Euler equation of quaternion method, find that the large error results from cumulated error with single step, and when using the variable step,the cumulative error is less.

结果表明，定步长时有很大的累积误差，单位四元数的"单位"性不能得到满足，而变步长有明显的改观，对一般的飞行模拟状态，都能得到较好的模拟结果，可以在实际中使用。

It looked like they were dancing… step apart, step together, step apart, step together… they walked sideways across the cliff!

它看起来像在跳。。。一步外，站在一起，一步外，站在一起。。。他们走过的悬崖侧身！

The computer separately connects and controls the I/O end and A/D converter; the I/O end connects and controls the X, Y axis driving circuit and the semiconductor laser; the X, Y axis step-by-step driving circuit connects and controls the X, Y step-by-step electrical machines to control the dimensional platform; the beam of the semiconductor laser passes through the focusing drawtube with 0.1mm diameter to form the facula with the diameter less than 0.1mm; the facula irradiates on the detector surface of the XY dimensional displacement platform to produce the corresponding electric signals; the detector surface connects the A/D converter through the amplifier; the electrical signal is amplified and is converted into the data signal by the A/D converter and is sent to the computer for processing.

由计算机分别连接并控制I/O端口和A/D转换器，I/O端口分别连接并控制X、Y轴步进电机驱动电路和半导体激光器，X、Y轴步进电机驱动电路分别连接并控制X、Y轴步进电机，从而控制二维位移平台，半导体激光器的光束经过设有直径0.1mm小孔的聚焦镜筒形成＜0.1mm直径的光斑，光斑照射于设在XY二维位移平台上的探测器表面使其产生响应的电信号，探测器表面经放大器连接A/D转换器，电信号经放大器放大后，由A/D转换器转换为数据信号送计算机处理。

Recommends you use step-by-step method, step-by-step guide little girl, through the increase of time and action on the quality of the firm.

建议你们用循序渐进的方法，一步一步的引导小宝宝，通过时间上量的增加和行动上质的坚决。

The second: half-step, this can be called up before and after the nemesis ofthe step-by-step, as long as you maintain a good distance of about 5, the semi-circular for his slow progress, because beforeand after step to the lack of flexibility, as long as he steps before and after Not in a row, he will be very difficultFlying, then you can use light to deal with the knife he had.

第二：半圆步，这个步伐可以称为前后步的克星了，只要你把距离保持好5步左右，对他进行半圆形的缓慢前进，因为前后步缺乏灵活的转向，只要令他前后步走不连续，他就很难飞刀了，这时你就可以用轻刀来对付他了。

Huangshan step by step mountain road step by step scenery, four sides the high peak strange lycopodium cloud gets a panoramic view, says it " considerably ".

登泰山，不象黄山步步山路步步景，四面奇峰怪石松云尽收眼底，谓之"可观"。

Centrifugal energy saving analysis and measures: 1 improve the efficiency of centrifugal pumps a first step, in the selection of comparison, when many suppliers Selection program, in considering the cost-effective choice as far as possible under the premise of efficient programs; the second step , accredited professionals must Mill producers, affecting the pump efficiency of the key components such as impellers, pump body, pump cover, diversion devices, such as the manufacture of quality producers, especially for the airfoil impeller , outlet angle, leaves the sub-degrees, the shape of flow channel, to control the quality of finish, etc., so that products are delivered in the current production under the conditions of highly efficient products; the third step, the scene in the production of installation and debugging process, pump to ensure a solid foundation, with the driving machine for good, before and after valve flexible piping layout design is reasonable, on-site control is feasible and safe, the complete and accurate monitoring instrumentation to ensure that pump operation can carry out real-time monitoring; fourth step , are at long-term operation of water pumps necessary to pay attention to the equipment inspection and found anomalies reflect real-time reporting, in the normal minor repairs, overhaul cycle, to deal with the replacement of wearing parts inspection to ensure the pump's long-term safe and efficient operation.

第一步，在选型时多比较各供应商的选型方案，在考虑性价比的前提下尽量选用效率高的方案；第二步，派驻一定的专业人员驻厂监制，对影响水泵效率的关键零部件如叶轮、泵体、泵盖、导流器等的制造质量进行监制，尤其对叶轮的翼形、出水角、叶片的分度、流道的形状、光洁度等质量进行控制，使交付的产品是在当前的生产条件下的高效率的产品；第三步，在生产现场的安装调试过程中，要保证泵的基础牢靠，与驱动机对中良好，前后阀门开关灵活，管道布置设计合理，现场控制安全可行，各运行监控仪表齐全准确，保证泵的运行过程能够进行实时监控；第四步，是在水泵的长期运行中要注意对设备的点检，发现异常情况即时反映汇报，在正常的小修、大修周期中，应对各易损件进行检查更换，保证泵的长期高效安全的运行。

Researches reveal that students who suffer from corporal punishment tend to resort to violence in their future life.

研究表明遭受过肉体惩罚的孩子倾向于在他们今后的人生中使用暴力。

Total sugar of sarcocarp and chlorophyll of pericarp increased firstly, and then decreased afterward along with altitude; Titratable acidity, ascorbicacid and anthocyanin of pericarp were increased along with altitude; The content of protein increased firstly and decreased afterward along with altitude; Carotenoid of pericarp were decreased along with altitude.

果肉总糖和果皮叶绿素含量随海拔高度升高先升高后降低；可滴定酸、维生素C和果皮花青苷含量均随海拔升高而升高；蛋白质在1720m处最大，1420m处最小；果皮类胡萝卜素随海拔升高而降低。