£¨2013?»´±±Ò»Ä££©Ä³Í¬Ñ§ÔÚʵÑéÊÒ²âÁ¿Ò»¿é½ðÊô¿éµÄÖÊÁ¿£®

£¨1£©°ÑÍÐÅÌÌìƽ·ÅÔÚˮƽ×ÀÃæÉÏ£¬½«ÓÎÂëÒÆÖÁ±ê³ß×ó¶ËÁã¿ÌÏß´¦£¬¹Û²ìµ½ºáÁºÖ¸ÕëÖ¸ÔÚ·Ö¶ÈÅÌÖÐÏßµÄÓҲࣨÈçͼ¼×£©£¬´ËʱӦÏò
×ó
×ó
ÓÒÐý¶¯Æ½ºâÂÝĸ£¬Ê¹ÌìƽºáÁºÆ½ºâ£®
£¨2£©°Ñ½ðÊô¿é·ÅÔÚ×óÅÌ£¬ÓÃÄ÷×ÓÏòÓÒÅÌÖмӼõíÀÂ룬µ±·ÅÈë×îСíÀÂëºó£¬¹Û²ìµ½ºáÁºÖ¸ÕëµÄλÖã¨ÈçͼÒÒ£©Ëùʾ£¬½ÓÏÂÀ´Ó¦¸Ã
È¡ÏÂ×îСíÀÂ룬ÏòÓÒÒƶ¯ÓÎÂë
È¡ÏÂ×îСíÀÂ룬ÏòÓÒÒƶ¯ÓÎÂë
£¬Ö±µ½ÌìƽÔÙ´Îƽºâ£¬ÓÎÂëµÄλÖúÍÓÒÅÌÖеÄíÀÂëÈçͼ±ûËùʾ£¬½ðÊô¿éµÄÖÊÁ¿ÊÇ
73.4
73.4
g£®
·ÖÎö£º£¨1£©ÔÚµ÷½ÚÌìƽƽºâʱҪ½«Æ½ºâÂÝĸÏòÖ¸ÕëƫתµÄÏà·´·½Ïòµ÷½Ú£»
£¨2£©µ±·ÅÈë×îСíÀÂëºó£¬¹Û²ìµ½ºáÁºÖ¸ÕëµÄλÖÃÆ«ÓÒ£¬ËµÃ÷ÓÒ²àíÀÂëµÄÖÊÁ¿Æ«´óÁË£¬ËùÒÔÓ¦¸ÃÈ¡ÏÂ×îϵÄíÀÂ룬ͨ¹ýÏòÓÒÒƶ¯ÓÎÂëÀ´Ê¹ºáÁºÆ½ºâ£»½ðÊô¿éµÄÖÊÁ¿µÈÓÚíÀÂëÖÊÁ¿¼ÓÉÏÓÎÂë¶ÔÓ¦µÄ¿Ì¶ÈÖµ£®
½â´ð£º½â£º£¨1£©µ÷½ÚÌìƽÔÚˮƽÃæÉÏƽºâʱҪ½«Æ½ºâÂÝĸÏòÖ¸ÕëƫתµÄÏà·´·½Ïòµ÷½Ú£¬Ö¸ÕëÆ«Ïò·Ö¶ÈÅ̵ÄÓҲ࣬ËùÒÔÓ¦Ïò×óµ÷½ÚƽºâÂÝĸ£»
£¨2£©µ±·ÅÈë×îСíÀÂëºó£¬¹Û²ìµ½ºáÁºÖ¸ÕëµÄλÖã¨ÈçͼÒÒ£©Ëùʾ£¬ËµÃ÷ÓÒ²àíÀÂëµÄÖÊÁ¿Æ«´óÁË£¬ËùÒÔÓ¦¸ÃÈ¡ÏÂ×îϵÄíÀÂ룬ͨ¹ýÏòÓÒÒƶ¯ÓÎÂëÀ´Ê¹ºáÁºÆ½ºâ£»
ÓÎÂëµÄλÖúÍÓÒÅÌÖеÄíÀÂëÈçͼ±ûËùʾ£¬±ê³ßµÄ·Ö¶ÈֵΪ0.2g£¬½ðÊô¿éµÄÖÊÁ¿ÊÇ50g+20g+3.4g=73.4g£®
¹Ê´ð°¸Îª£º£¨1£©×󣻣¨2£©È¡ÏÂ×îСíÀÂ룬ÏòÓÒÒƶ¯ÓÎÂ룻73.4£®
µãÆÀ£º´ËÌâÖ÷Òª¿¼²éµÄÊÇѧÉú¶ÔÌìƽµÄµ÷½Ú¡¢Ê¹ÓúͶÁÊýµÄÀí½âºÍÕÆÎÕ£¬»ù´¡ÐÔÌâÄ¿£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨2013?»´±±Ò»Ä££©ÈçͼÊÇÔÚÉú»îÓõçÖеļ¸ÖÖ×ö·¨£¬ÆäÖÐÕýÈ·µÄÊÇ£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨2013?»´±±Ò»Ä££©¾ÝÑëÊÓ±¨µÀ£¬2012Äê11ÔÂ23ÈÕÎÒ¹ú×ÔÖ÷ÑÐÖƵĽ¢ÔØ»ú¼ß-15ÔÚÎÒ¹úÊ×ËÒº½Ä¸¡°ÁÉÄþ¡±ºÅÉϳɹ¦½øÐÐÁËÆð½µ£®Èçͼ¼ß-15Õ½»ú½µÂäʱÔÚ×èÀ¹Ë÷µÄÀ­Á¦×÷ÓÃϼõËÙ²¢¿ìËÙͣϣ¬ÕâÊÇÒòΪ
Á¦¿ÉÒԸıäÎïÌåµÄÔ˶¯×´Ì¬
Á¦¿ÉÒԸıäÎïÌåµÄÔ˶¯×´Ì¬
£¬Æð·Éʱ£¬¼ß-15µÄ·¢¶¯»ú¼ÓËÙÏòºóÅç³ö¸ßΡ¢¸ßѹµÄȼÆø£¬Õ½»úÏòÇ°¼ÓËÙ·ÉÀë¼×°å£¬´Ëʱ¼ß-15µÄ¹ßÐÔ
СÓÚ
СÓÚ
£¨Ìî¡°´óÓÚ¡±¡¢¡°Ð¡ÓÚ¡±»ò¡°µÈÓÚ¡±£©¡°ÁÉÄþ¡±ºÅº½Ä¸µÄ¹ßÐÔ£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨2013?»´±±Ò»Ä££©ÎÒ¹ú×ÔÖ÷ÑÐÖÆ¡¢Éú²úµÄ´óÐÍÔËÊä»úÔË-20ÓÚ2013Äê1ÔÂ26Èճɹ¦Ê×·É£¬¶ÔÌá¸ßÎÒ¾ü¿ìËÙ¡¢»ú¶¯×÷Õ½ÄÜÁ¦ÓÐ×Å»®Ê±´úµÄÒâÒ壮Èô·É»ú׎ºóÑØÖ±Ïß»¬ÐеľàÀëΪ1500m£¬×Ü»¬ÐÐʱ¼äΪ50s£¬Ôò·É»ú»¬ÐÐʱµÄƽ¾ùËÙ¶ÈΪ
30
30
 m/s£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨2013?»´±±Ò»Ä££©Ð¡Ã÷¼ÒÓÐÒ»¿îÌ«ÑôÄÜÈÈË®Æ÷£¬ÃúÅÆÉϵIJ¿·Ö²ÎÊýÈçϱíËùʾ£¬½«Ëü°²×°ÔÚÑô¹â³ä×ãµÄˮƽ̨ÃæÉÏ£¬²¢×°ÂúË®£®
ÐÍ ºÅ JL--88
Ë®ÈÝÁ¿/L 100
×ÔÉíÖÊÁ¿/kg 40
£¨1£©ÇóÈÈË®Æ÷Ëù×°Ë®µÄÖÊÁ¿£»
£¨2£©ÈôÔÚ»´±±µØÇø£¨ÏÄÌ죩¸ÃÌ«ÑôÄÜÈÈË®Æ÷×°ÂúˮʱÿÌì½ÓÊÕµÄÌ«ÑôÄÜ¿ÉÒÔ½«¸ÃÈÈË®Æ÷ÖеÄË®´Ó20¡æÉý¸ßµ½70¡æ£¬ÈÈË®Æ÷ÖеÄË®ÎüÊÕ¶àÉÙÈÈÁ¿£¿
£¨3£©ÈôÔÚÒõÓêÌì¸ÃÈÈË®Æ÷¸ÄÓõç×èΪ48.4¦¸µÄµçÈÈÆ÷¼ÓÈȵ½Í¬ÑùµÄζȣ¬Ðè¼ÓÈȶ೤ʱ¼ä£¨²»¿¼ÂÇÈÈÁ¿µÄɢʧ£¬µ±Ê±Ð¡Ã÷¼ÒµçѹU=220V£©£¿

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨2013?»´±±Ò»Ä££©¸ù¾ÝR=
UI
¿ÉÒÔ¼ä½Ó²âÁ¿µç×裬ʵÑéÊÒÒ²ÓпÉÒÔÖ±½Ó²âÁ¿µç×èµÄÅ·Ä·±í£®ÈçͼΪ¿ÉÒÔÖ±½Ó²âÁ¿µç×èµÄÅ·Ä·±íµç·£¬ÓÉÒ»Ö»ÁéÃôµçÁ÷±íG¡¢»¬¶¯±ä×èÆ÷ºÍÒ»½Ú¸Éµç³Ø×é³É£¬Ê¹ÓÃʱ°Ñ´ý²âµç×è½ÓÔÚA¡¢BÁ½¶Ë£¬ÎªÁËÄÜÖ±½Ó´ÓÁéÃôµçÁ÷±í±íÅÌÉ϶Á³öA¡¢B¶Ë½ÓÈëµç×èµÄ×èÖµ£¬ÐèÔÚ±íÅÌÉÏÖØбê×¢A¡¢B¼äËù²âµç×èµÄ×èÖµÊý£®¸Ã±íʹÓÃÇ°Ó¦½«A¡¢BÁ½¶ËÖ±½ÓÁ¬½ÓÔÚÒ»Æ𣬵÷½Ú»¬¶¯±ä×èÆ÷ʹÁéÃôµçÁ÷±íÖ¸Õëƫתµ½×î´ó¿Ì¶È´¦£¨ÂúÆ«£©£®ÈôÅ·Ä·±íµçÔ´µçѹU=1.5V²»±ä£¬µçÔ´ÄÚ×èºöÂÔ²»¼Æ£¬µçÁ÷±íÂúÆ«µçÁ÷Im=10mA£¬µçÁ÷±íµç×èRg=10¦¸£®
£¨1£©Óõ¼Ïß°ÑA¡¢BÁ½¶ËÖ±½ÓÁ¬½ÓÆðÀ´£¨¼´±»²âµç×èΪ0¦¸£©£¬´ËʱӦ°Ñ»¬¶¯±ä×èÆ÷R1µ÷½ÚΪ¶àÉÙ²ÅÄÜʹµçÁ÷±íÇ¡ºÃ´ïµ½ÂúÆ«µçÁ÷£¿
£¨2£©µ÷µ½ÂúÆ«µçÁ÷ºó£¬±£³ÖR1µÄ×èÖµ²»±ä£¬ÔÚA¡¢B¼ä½ÓÒ»¸ö´ý²âµç×èRx£¬µçÁ÷±íÖ¸Õë´ïµ½3mAµÄλÖã¬ÇóRxµÄ×èÖµ£®
£¨3£©Èç¹ûÈÃÄãÔÚÅ·Ä·±í±íÅ̵ÄÖмäλÖñêµç×èÖµµÄʾÊý£¬Ó¦¸Ã±ê¶àÉÙ£¿

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸