直

In the system , the collimation semiconductor laser - scanned beam scanning two perpendiculars direct of one plane of the measured workpiece at the same time is made . the beams with the dimension information of two perpendiculars direct are processed by the scanning receive system , the high - speed photoelectric transition and electronic data process . two measured results of the diametric directs and ellipse tolerance , etc , parameter , of the turning workpiece on the same plane are obtained by non - contact automatic measurement

在单向激光扫描检测技术的基础之上，提出了一种双向激光扫描检测系统，其采用激光扫描检测技术与特殊光学系统相结合，用准直半导体激光扫描光束对被测工件径向某一截面的两个相互垂直方向同时扫描，经扫描接收光学系统、高速光电变换、电子学系统和微机数据处理系统，对将携带有垂直方向被测量信息的光束进行处理，实现了回转体工件同一截面两个垂直方向的径向尺寸和椭圆度等参数的非接触自动测量，解决了同时非接触测量回转体零件同一截面两个径向尺寸的难题，它具有高速，高精度和非接触自动测量等特点。

All the compounds are characterized by IR and elemental analysis.we design and prepare a bipyridinium supramolecular compound and six coordination compounds, which are also characterized by IR, elemental analysis and X-ray structure analysis. According to X-ray structure analysis, hydrogen bonds and n-n stocking interactions participate in the architecture of three-dimensional framework [H2L1 (NO3)2 (H2O)2]n; one-dimensional zigzag coordination polymer [Hgl21.5CH3OH]n; binuclear metallamacrocycle (HgI2L2)2 3H2O; helical double-stranded one-dimensional coordination polymer [Co2(L2)2-2CH3OH]n; double-stranded one-dimensional coordination polymer [Co2(L3)2-CH3OH-CH3CN]n; and three-dimensional compound [Cu(C5H4NCOO)2(H2O)2]-H2O with hydrogen bonds, three-dimensional coordination polymer {[Cd(C5H6NCOO)2H2O]-DMF}n, which are indirectly obtained from the precursor ligand L3 through metal ion induced the hydrolysis of diamide and self-assembled with the hydrolyzate.

我们首次合成了一个双吡啶鎓超分子化合物和六个过渡金属配合物，并通过IR谱，元素分析和X-ray晶体衍射分析对它们进行了表征。X-ray晶体结构分析表明：超分子化合物[H_2L1·(NO_3)_2·(H_2O)_2]_n是由多种氢键和芳香环间的π-π堆积作用构建的三维无限结构；[HgI_2(L1)·1.5CH_3OH]_n是一维锯齿状配位聚合物；(HgI_2L2)_2·3H_2O是双核金属大环化合物；[Co_2(L2)_2·2CH_3OH]_n是具有一维双螺旋结构的配位聚合物；[Co_2(L3)_2·CH_3OH·CH_3CN]_n为一维双链结构的配位聚合物；以及由非直线形配体L3在金属离子Cu和Cd的诱导作用下发生水解，并且金属离子与水解产物——异烟酸根离子自组装，形成了三维氢键超分子化合物[Cu(C_5H_4NCOO)_2(H_2O)_2]·H_2O和三维配位聚合物{[Cd(C_5H_6NCOO)_2H_2O]·DMF}_n。

On the energy system, researches are mainly focused on the technology to use coke oven gas replaces steam: processing to use heating technology of diathermic oil replaces direct steam to ammonia stripping; technology to use direct fired absorption refrigerator replaces steam absorption refrigerator. technology on water-source heating pump of industrial circulation water; processing of circulation water with surface evaporating air cooler.

能源系统重点研究了焦炉煤气代替蒸汽的技术：导热油加热技术替代直接蒸汽蒸氨的工艺；直燃吸收式制冷机取代蒸汽吸收式制冷机；工业循环水水源热泵技术；循环水冷却采用表面蒸发空冷器。

The company owns the domestic advanced IF diathermic furnace, pre-Tun machine, large pendulum grinding machine forging, quenching and tempering pit furnace, quenched and tempered van furnace, IF James CNC machine tool thermal, magnetic flaw detection machine, alignment machine, Rockwell hardness , the deflection tester manufacturer of specialized equipment such as axle.

公司拥有目前国内先进中频透热炉，预墩机，大型摆碾锻造机，井式调质炉，厢式调质炉，数控中频沾火机床，磁力探伤机，校直机，洛氏硬度计，偏摆检查仪等半轴制造专用设备。

Key words: atomic and molecular physics; molecular alignment; femtosecond laser; diatomic molecule; numerical calculation

关键 词：原子分子物理；分子准直；飞秒激光；双原子分子；数值计算

Based on DRF-II direct reading rotary ferrography ,the quantitative testing methods were proposed to measure lubricating oil ferrography quantitative testing,lubricating oil quality testing and oil stain diffusibility testing.

在自行研制开发的DRF-II型直读式旋转铁谱仪的基础上，提出了利用光电传感器对包括斑点、油质、旋转谱片等进行测试的在用润滑油定量测试方法，并在机械设备的磨损状态检测中进行了试验应用研究。

In order to minimalize the influence of the detection system on the measurement, the light passes a depolarizing diffusor located immediately behind the analyzer.

为了减少测量中检测系统的影响，光通过在分析仪直后的去偏光散布仪。

By example analysis and experiment result compare,it introduces the usage and peculiarity of Multisim 2001 software platform of EDA technology in design type of experiment study on digital circuits,the advantages and disadvantages of EDA technology experimenthave been compared with actual operation,the important of combining"imitation experiment"and"material experiment"in design type of experiment of digit circuit teaching is put forward in this paper.

目前，国内高校的数字电路实验教学模式主要以2种方式进行：一种是完全采用常规的TTL逻辑器件(如逻辑门、触发器等中小规模集成电路)进行硬件连线测试，大多采用面包板或由多个双列直插座组成的各种实验箱。这种方式容易出现器件接触不良，接线不慎而烧坏芯片、电源等故障，学生实验课时得不到有效利用，影响对学生综合设计性实验能力的培养与提高。

As to the treatment of hypospadia,new hypospadia dilator has the characteristics of being short and small,and convenience,straight line of expanding force,bigger expansion ability and greater safety.

新型尿道下裂扩张器，针对尿道下裂的治疗，具备短小，简便，扩张力线直和移行扩张力度、安全度大的特点，大大增加了扩张治疗的安全性。

In this paper, the problem of an arbitrarily shaped planar crack which is perpendicular to the interface of bimaterial and loaded by interior normal pressure is studied by means of the method of hypersingular integral equation in three dimensional fracture mechanics.

利用三维断裂力学的超奇异积分方程方法，对双材料空间中重直于界面的平片裂纹Ⅰ型问题进行了研究。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。