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ҪݣPDCͷԭݵزı仯ʵʱѡͷ,ﵽеٵĿ,Ż꾮ʩ,꾮.
ߣ13954113954
ش9
ϴʱ䣺2013-09-02 08:55:59
ҪݣPDCͷԭԲ,PDCͷij,PDCͷԭPDCͷԤġPDCͷĴ
ߣhoushangqing
ش5
ϴʱ䣺2013-05-11 01:28:23
Ҫݣ꾮PDCͷѡͼʹã꾮PDCͷѡͼʹã꾮PDCͷѡͼʹã꾮PDCͷѡͼʹã꾮PDCͷѡͼʹã꾮PDCͷѡͼʹã꾮PDCͷѡͼʹ
ߣxt0407
ش16
ϴʱ䣺2013-02-25 06:34:07
Ҫݣ꾮ˮƽIJPDCͷܵ㷺ӦãPDCͷ꾮ٶȡ꾮ɱӾЧͬʱȴмϸСм¼ʱȴѡ߸ڴʮھPDCͷ꾮м¼飬ܽݲͬ꾮µPDCͷʹڷʶϸСʵмӶPDCͷеĵزָʡؼʣм¼PDCͷߣ
ߣmaqh1228
ش7
ϴʱ䣺2012-11-28 02:01:35
ҪݣǹںҲPDCϣϣԴҵơзȵĿ̳лཻͷһۺѧƣǺʵӦ
ߣpietrolee
ش4
ϴʱ䣺2012-09-13 14:30:06
ҪݣȽϸĽPDCͷĸܺԭͬزPDCͷѡԼPDCͷĸƲʵʵͷزһͷۡ
ߣjgw14
ش7
ϴʱ䣺2012-07-22 01:20:11
ҪݣӲͷ...........................................
ӲPDCͷص
ߣtmwangbo
ش5
ϴʱ䣺2012-02-23 02:07:02
ҪݣһڶڱȽϸӻ£ʯ㣩PDCͷƷϣǴģȤѿԿһ£ϣаһη֧ѽ
ߣ171418201
ش0
ϴʱ䣺2011-12-25 23:25:48
ҪݣͷҪһЩѡPDCͷĶԸӵزƷעṩһDZдĵģҲ˳һ£誹ο
ߣ171418201
ش0
ϴʱ䣺2011-12-25 15:00:36
ҪݣPDCͷĿٷչؼӿʯȻ꾮ٶȣ꾮ں꾮ɱ
һֻPDCͷijɱԼ$10,000-$150,000Ԫ֮䣬ͷ5C15ܳͶɱϸߣPDCͷʹõõܹȽ꾮ɱ
ߣΰ165
ش12
ϴʱ䣺2011-09-13 07:28:14
ҪݣݸPDCͷ꾮ռǽӦõһ꾮¼ķPDCͷԣ
ݸߵʹעݸPDCͷϺཬŤ֮ϵݸPDCͷ꾮
ӦóַݸߺPDCͷĸŵ㣬һPDCͷھתٶȣַPDCͷ
תٿƣ꾮ٶȣ꾮ϵ...
ߣlm969366
ش37
ϴʱ䣺2011-08-08 05:18:51
ҪݣPDCͷĥо,ֳ顣,PDCݸϲȶԽʯͷенϴӰ,ݸϲȵѡڽʯͷŻǷdzҪġ
ߣlm969366
ش3
ϴʱ䣺2011-08-07 13:59:09
Ҫݣpdcͷѡ·.pdfpdcͷѡ·.pdfpdcͷѡ·.pdfpdcͷѡ·.pdfpdcͷѡ·.pdfpdcͷѡ·.pdfpdcͷѡ·.pdfpdcͷѡ·.pdf
ߣĺ
ش1
ϴʱ䣺2011-08-01 12:55:11
ҪݣPDCͷĥеӦϸPDCͷĥеӦPDCͷĥеӦPDCͷĥеӦPDCͷĥеӦPDCͷĥеӦPDCͷĥеӦ
ߣmaoliangjie
ش5
ϴʱ䣺2011-07-13 07:36:42
ҪݣPDCͷڱʹPDCͷͺŵѡŻͼʩҪ˷ܽᣬüָԱȷPDCͷڱʹЧá
ߣmbc118
ش4
ϴʱ䣺2011-04-27 03:57:29
ҪݣPDCͷУ꾮ҺͷijϴȴDZ֤ͷһdz
ҪPDCͷԣˮṹ(Ҫˮۺڲˮ)ƵҪͻǰͷˮ
ϵͳоֻͨʵķУоڳɱߡṹ㣬ֵģķڼǰ
죬̬ĸӽṹΪˣPDCͷˮṹŻԭĻϣ
PD...
ߣzuancaiyuan
ش18
ϴʱ䣺2011-03-17 07:45:41
ҪݣPDCͷĥּPDCͷĥּPDCͷĥּPDCͷĥּPDCͷĥּPDCͷĥּPDCͷĥּPDCͷĥּ
ߣwolflujs
ش9
ϴʱ䣺2011-03-06 07:41:18
ҪݣСͷPDC.docСͷPDC.docСͷPDC.docСͷPDC.docСͷPDC.docСͷPDC.doc
ߣLIXUNHUAN0628
ش9
ϴʱ䣺2011-01-06 06:11:18
ҪݣPDCͷӲز,ǸǿȡĥԵʯ,ΪڼӵĹ,PDCݵij,ĥĥĥͬʱ,ݵĥٶȿ,ͷĹ̡оһµPDCͷʽݼ,ʹPDCͷڼӦµijǿʽڳṹӵĺPDCṹ,λݵϷ,ʯ,ݵ...
ߣhutkingdream
ش1
ϴʱ䣺2010-12-18 15:07:45
ҪݣTheDullGradingSystemChart
adoptedbyIADCincludesallcodes
necessarytodullgraderollercone
bitsandfixedcutterbits.
Thechartdescribeseightfactors
ondrillbits.Thefirstfourspaces
describetheCuttingStructure...
ߣhutkingdream
ش9
ϴʱ䣺2010-12-18 15:04:15