怎么只听这儿的人说人文博大精深,陶冶情操呢?数学就是学多了没用的?

来源: 2013-08-19 08:02:48 [旧帖] [给我悄悄话] 本文已被阅读:

数学和其它自然科学何尝不是博大精深,学习STEM怎么就只是职业技能的学习,何尝不陶冶情操?
没感觉到STEM的博大精深和陶冶情操作用的,那是因为你没学过。

学人文的感叹美国的国父们设计的美国系统多么精妙,从中受到情感和人文的陶冶。

俺当年就为通信系统的这7个分层理念所折服,我觉得从中获得的哲学理念和思维方法的陶冶,远远大于一门技术知识的获取。
这仅仅浩瀚的科学海洋中的一粟而已。没时间展开讲,我的意思大家应该明白了。

Layer OSI protocols TCP/IP protocols Signaling System 7[6] AppleTalk IPX SNA UMTS Misc. examples
# Name
7 Application FTAMX.400X.500DAP,ROSERTSEACSE[7]CMIP[8] NNTPSIPSSIDNSFTP,GopherHTTPNFSNTP,DHCPSMPPSMTP,SNMPTelnet,

BGP

INAP,MAP,TCAP,ISUP,TUP AFPZIP,RTMPNBP RIPSAP APPC   HL7Modbus
6 Presentation ISO/IEC 8823, X.226, ISO/IEC 9576-1, X.236 MIMESSLTLSXDR   AFP       TDIASCIIEBCDICMIDIMPEG
5 Session ISO/IEC 8327, X.225, ISO/IEC 9548-1, X.235 Sockets. Session establishment in TCPRTP,PPTP   ASPADSP,PAP NWLink DLC?   Named pipesNetBIOSSAPhalf duplexfull duplexsimplexRPCSOCKS
4 Transport ISO/IEC 8073, TP0, TP1, TP2, TP3, TP4 (X.224), ISO/IEC 8602, X.234 TCPUDPSCTPDCCP     DDPSPX     NBF
3 Network ISO/IEC 8208, X.25(Packet-LaISO/IEC 8878,X.223, ISO/IEC 8473-1,CLNP X.233. IPIPsecICMPIGMP,OSPFRIP SCCP,MTP ATP(TokenTalk orEtherTalk) IPX   RRC (Radio Resource Control) and BMC (Broadcast/Multicast Control) NBFQ.931NDPARP (maps layer 3 to layer 2 address), IS-IS
2 Data Link ISO/IEC 7666, X.25(LAPB), Token Bus, X.222, ISO/IEC 8802-2LLC Type 1 and 2[9] PPPSBTVSLIP MTP,Q.710 LocalTalk,AppleTalk Remote Access,PPP IEEE 802.3framing,Ethernet II framing SDLC Packet Data Convergence Protocol (PDCP),[10] LLC(Logical Link Control), MAC(Media Access Control) 802.3 (Ethernet)802.11a/b/g/n MAC/LLC802.1Q (VLAN)ATMHDPFDDI,Fibre ChannelFrame RelayHDLCISLPPPQ.921Token RingCDPITU-T G.hn DLL
CRCBit stuffingARQData Over Cable Service Interface Specification (DOCSIS)interface bonding
1 Physical X.25 (X.21bisEIA/TIA-232EIA/TIA-449EIA-530G.703)[9]   MTP,Q.710 RS-232RS-422STP,PhoneNet   Twinax UMTS Physical layer or L1 RS-232Full duplexRJ45V.35V.34I.430I.431T1E110BASE-T,100BASE-TX1000BASE-TPOTSSONETSDHDSL802.11a/b/g/n PHY,ITU-T G.hn PHYController Area NetworkData Over Cable Service Interface Specification (DOC