冬气候候酷寒

从整个社会流动性看,明年依然充足,当然在边际上大概率比今年会紧一些。刘晓龙:展望2017年全年,成长股的机会应该更大,机会可能是批量性的,但周期股和价值股也会有个体性的、分散的投资机会。奥巴马的英文讲演一向是美式英语十分棒的资料!一同来学习下!以下是原文:THEPRESIDENT:MerryChristmaseverybody!Oneofthebestpartsoftheholidayseasonisspendingtimewiththespecialpeopleinyourlife.Andforme,thatmeansgettingsomehelpfrommybestfriendforourannualChristmasWeeklyAddress.THEFIRSTLADY:GivenhowourfirstChristmasWeeklyAddresswent,IrealizedthatBarackneededallthehelphecouldget.THEFIRSTLADY:CelebratingtheholidaysintheWhiteHouseoverthesepasteightyearshasbeenatrueprivilege.We’vebeenabletowelcomeoverhalfamillionguests…ouroutstandingpastrychefshavebaked200,000holidaycookies…andBarackhastreatedtheAmericanpeopletocountlessdadjokes.THEPRESIDENT:Althoughafewgota…Frostyreception.THEFIRSTLADY:Thisyear’sWhiteHouseholidaythemeis“TheGiftoftheHolidays,”andourdecorationsreflectsomeofourgreatestgiftsasanation:fromourincrediblemilitaryfamilies,tothelife-changingimpactofagreateducation.THEPRESIDENT:AndthegreatestgiftthatMichelleandIhavereceivedoverthelasteightyearshasbeenthehonorofservingasyourPresidentandFirstLady.Together,wefoughtourwaybackfromtheworstrecessionin80years,andgotunemploymenttoanine-yearlow.WesecuredhealthinsuranceforanothertwentymillionAmericans,andnewprotectionsforfolkswhoalreadyhadinsurance.WemadeAmericamorerespectedaroundtheworld,tookonthemantleofleadershipinthefighttoprotectthisplanetforourkids,andmuch,muchmore.Bysomanymeasures,ourcountryisstrongerandmoreprosperousthanitwaswhenwefirstgothere.AndI’mhopefulwe’llbuildontheprogresswe’vemadeintheyearstocome.Tomorrow,forthefinaltimeastheFirstFamily,wewilljoinourfellowChristiansaroundtheworldtorejoiceinthebirthofourSavior.AndasweretellHisstoryfromthatHolyNight,we’llalsorememberHiseternalmessage,oneofboundlesslove,compassionandhope.THEFIRSTLADY:Theideathatweareourbrother’skeeperandoursister’skeeper.Thatweshouldtreatothersaswewouldwanttobetreated.Andthatwecareforthesick…feedthehungry…andwelcomethestranger…nomatterwheretheycomefrom,orhowtheypracticetheirfaith.THEPRESIDENT:Thosearevaluesthathelpguidenotjustmyfamily’sChristianfaith,butthatofJewishAmericans,andMuslimAmericans;nonbelieversandAmericansofallbackgrounds.Andnoonebetterembodiesthatspiritofservicethanthemenandwomenwhowearourcountry’suniformandtheirfamilies.THEFIRSTLADY:Asalways,manyofourtroopsarefarfromhomethistimeofyear,andtheirfamiliesareservingandsacrificingrightalongwiththem.Theircourageanddedicationallowtherestofustoenjoythisseason.That’swhywe’vetriedtoservethemaswellasthey’veservedthiscountry.GotoJoiningForces.govtoseehowyoucanhonorandsupporttheservicemembers,veteransandmilitaryfamiliesinyourcommunity?notjustduringtheholidays,butallyearround.THEPRESIDENT:SoaswelookforwardtotheNewYear,let’sresolvetorecommitourselvestothevaluesweshare.AndonbehalfofthealltheObamas?Michelle,Malia,Sasha,Bo,andthattroublemakerSunny?MerryChristmas,everybody.THEFIRSTLADY:Andwewishyouandyourfamilyahappyandhealthy2017…thanks,andGodbless版权声明:部分内容及图像来自网络,版权归原作者悉数。阳琨:针对2017年的股票市场,建议大家一定要去持有优质资产,要去选择那些受益于资产脱虚入实,真正受益于经济的成长,在盈利、收入一些关键的经营指标上可跟踪、可预期,甚至能够看到逐步成长的上市公司。
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Classification

高精度直线步进电机系列

系列特征
大推力 小体积
精度高 寿命长
配静音型数字步进驱动器
螺母材料标配德国进口的工程塑料
运行速度快,发热小
系列命名规则
57 TN/GT 54 42 A4 118
法兰尺寸 TN:外部驱动式 机身长度 电流:4.2A A4:4线 118:为客户定制丝杆的长度,300MM以内
  GT:贯通式      
系列产品列表
外部驱动式直线步进电机

系列

型号

步长(mm)

推力(N)

相电流(A)

机身长度(mm)

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28系列

28TN3208A4

0.0157

30N

0.8A

32

28TN4010A4

0.0157

40N

1A

40

42系列

42TN4017A4

0.04

120N

1.7A

40

42TN3212A4

0.0317

80N

1.2A

32

57系列

57TN5442A4

0.02

200N

4.2A

54

贯通轴式直线步进电机

系列

型号

步长(mm)

推力(N)

相电流(A)

机身长度(mm)

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42系列

42GT4017A4

0.0317

50N

1.7A

40

57系列

57GT4142A4

0.023

100N

4.2A

41

57GT5442A4

0.023

150N

4.2A

54

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