µÚ3Õ°¸ÀýÌâ ÏÂÔØ±¾ÎÄ

1. ¾Ó×¡Ð¡ÇøÃæ»ý41.19hm2£¬¾ÓÃñΪ18436ÈË£¬ÎÛË®Á¿±ê×¼140L/£¨ÈË?d£©£¬¸ÃÇøÁíÓй¤ÒµÆóÒµÉú»îÎÛË®¼°ÁÜÔ¡ÎÛË®¹ÜµÀµÄÉè¼ÆÁ÷Á¿Ó¦Îª£¨ £©¡£ A.158.1 L/s B.188.0 L/s C.214.3 L/s D.353.4 L/s 2. ¾Ó×¡Ð¡ÇøÈË¿ÚÃܶÈn=300ÈË/ hm2£¬¸ÃÇøÉú»îÎÛË®Á¿±ê׼Ϊ200L/£¨ÈË?d£©£¬Èçͼ2-13Ëùʾ£¬¹Ü¶Î1¡ª2ºÍ2¡ª3µÄÉè¼ÆÁ÷Á¿·Ö±ðΪ£¨ £©¡£ A.28.06 L/sºÍ68.31 L/s B.13.88 L/sºÍ34.70 L/s C.28.06 L/sºÍ63.42 L/s D.13.88 L/sºÍ20.82 L/s

3. ij¾ÓÃñÇøÉú»îÎÛˮƽ¾ùÈÕÁ÷Á¿Îª350 L/s£¬¼ÆËãÆäÉú»îÎÛ Ë®µÄÉè¼Æ×î´óÁ÷Á¿£¬ÆäÖµ×î½Ó½ü£¨ £©¡£

A.490 L/s B.525 L/s C.508 L/s D. 560 L/s 4. Ä³Ð¡ÇøÎÛË®¹ÜÏßÈçͼ2-14Ëùʾ£¬ÈË¿ÚÃܶÈΪ300ÈË/ hm2£¬Éú»îÎÛË®Á¿±ê׼Ϊ200L/ÈË£¬ÆäÖй«¹²Ô¡ÊҺ͹¤³§ËùÅÅ·ÅË®Á¿·Ö±ðΪ6 L/s¡¢20 L/s£¬Ôò¹Ü¶Î3¡ª4Á÷Á¿Îª£¨ £©¡£

A.95 L/s B.64.17 L/s C.109 L/s D.38.17 L/s

5. Ä³Ð¡ÇøÎÛË®¹ÜµÀÈçͼ2-15Ëùʾ£¬Éè¼ÆÈË¿Ú1.4ÍòÈË£¬Éú»îÎÛË®ÅÅ·ÅÁ¿Æ½¾ùΪ120 L/£¨ÈË?d£©¡£¹¤³§Éè¼Æ·ÏË®Á÷Á¿Îª6L/s£¬ÔòÉè¼Æ¹Ü¶Î2¡ª3µÄÎÛË®Éè¼ÆÁ÷Á¿×î½Ó½ü£¨ £©¡£

A.16 L/s B.44 L/s C.25 L/s D.19 L/s

A.16 L/s B.44 L/s C.25 L/s D.19 L/s

6. ÎÒ¹ú¶«ÄÏÑØº£Ä³·¢´ïµØÇø¹æ»®½¨ÉèÒ»´¦´óÐÍÏÖ´ú»¯¾Ó×¡Çø£¬Æä¹æ»®ÈË¿ÚΪ10ÍòÈË£¬¾ÓÃñÉú»îÓÃË®¶¨¶î£¨Æ½¾ùÈÕ£©160 L/£¨ÈË?d£©£¬×ÛºÏÉú»îÓÃË®¶¨¶î£¨Æ½¾ùÈÕ£©250 L/£¨ÈË?d£©£¬¸ÃµØÇø¹æ»®½¨ÉèÒ»×ùÎÛË®´¦Àí³§£¬´ËÎÛË®³§ÌáÉý±ÃÕ¾µÄÉè¼ÆÉú»îÎÛË®Á¿£¨²»¿¼ÂÇÈëÉøµØÏµÄË®Á¿£©Ó¦Îª£¨ £©¡£ A.255.1 L/s B.280.6 L/s C.381.3 L/s D.425.3 L/s 7. ij¾Ó×¡ÇøÉú»î¸øË®¶¨¶î200L/£¨cap?d£©£¬¾Ó×¡ÇøÈË¿ÚÊýN=10000£¬ÎÛË®ÊÕ¼¯ÏµÊý0.85£¬KZ=2.7/Q0.11£¬Ôò¾Ó×¡ÇøÉú»îÎÛË®Éè¼ÆÁ÷Á¿Q1Ϊ£¨ £©¡£ A.38.38 L/s B.30.32 L/s C.44.68 L/s D.46.30 L/s 8. ij¶ÎÎÛË®¹ÜµÀµÄ¹Üµ×ÆÂ¶ÈΪ2¡ë£¬Ö±¾¶D=400mm£¬ÎÛË®³äÂú¶ÈΪ0.5£¬¹Ü±Ú´Ö²ÚϵÊýΪ0.013£¬Æäͨ¹ýµÄÎÛË®Á¿×î½Ó½ü£¨ £©¡£

A.42 L/s B.46.5 L/s C.92.9 L/s D.29.5 L/s

9. Èçͼ2-16Ëùʾ£¬½Ö·»A¡¢BÖ®¼äÓÐÎÛˮ֧¹Ü1¡ª2½ÓÈëÎÛË®¹Ü2¡ª3£¬ÒÑÖª1¡ª2¹Ü¶Î¹Ü¾¶Îª300mm£¬³¤¶ÈΪ250m£¬ÆÂ¶ÈΪ0.004£»ÎÛË®¹Ü2¡ª3¹Ü¾¶Îª400mm£¬¹ÜµÀÔÚ2´¦²ÉÓùܶ¥Æ½½Ó¡£1¡¢2µã´¦µØÃæ¸ß³Ì·Ö±ðΪ100.85mºÍ100.62m¡£½éÈë1¡ª2¹Ü¶ÎµÄÆðµã×îСÂñÉîÊÇ0.8m£¬ÔòÎÛË®¹Ü2¡ª3ÔÚ2´¦µÄ×îСÂñÉîÊÇ£¨ £©¡£

A.1.67m B.1.80m C.2.13m D.0.80m

10. ij½Ö·»ÎÛË®¹ÜµÀͨ¹ýÖ§¹Ü½ÖµÀÎÛË®¹ÜÁ¬½Ó£¬Èçͼ2-17Ëùʾ£¬ÆäÖÐ1¡ª2¹ÜµÀ¹Ü¾¶Îª200mm£¬³¤¶ÈΪ250m£¬ÆÂ¶ÈΪ0.005£¬½ÖµÀÎÛË®¹Ü¹Ü¾¶Îª300mm£¬1¡¢2µã´¦µÄµØÃæ¸ß³Ì·Ö±ðΪ68085mºÍ68.62m£¬¼ÙÈç½Ö·»ÎÛË®¹ÜÆðµã×îСÂñÉîÊÇ0.7m£¬Ôò½ÖµÀÎÛË®¹Ü2µã´¦µÄ×îСÂñÉîÊÇ£¨ £©¡£

A.2.28m B.1.82m C.1.72m D.1.95m

11. ÒÑÖªD500mmÎÛË®¹Ü¹Üµ×±ê¸ßΪ2.1m£¬Ôò¹ÜµÀµÄ¸²ÍÁºñ¶ÈΪ£¨ £©¡£ A.1.6m B.1.5m C.1.7m D.1.0m

12. ij¸Ö½î»ìÄýÍÁÎÛË®¹Ü£¬D=800mm¡£±Úºñ95mm£¬¹ÜµÀÂñÉî2.5m,Ôò¸²ÍÁºñ¶ÈΪ£¨ £©¡£

A.1.795m B.1.7m C.1.605m D.1.510m

13. Ä³Ð¡ÇøÎÛË®¹ÜÏ߸÷ÎÛË®¹Ü¶ÎµÄË®Á¦Ìõ¼þÈçͼ2-18Ëùʾ£¬Èô1µãÂñÉîΪ2m£¬Ôò3µãµÄÂñÉîÊÇ£¨ £©¡£ A.3.05m B.2.40m C.3.10m D.3.00m

14. ÒÑ֪ijÉè¼Æ¹Ü¶ÎL=150m£¬µØÃæÆÂ¶Èi=0.001,ÉÏÓιܵÀ¹Ü¾¶350mm£¬³äÂú

¶Èh/D=0.60£¬ÉÏÓιܵÀµÄ϶˹ܵ׸߳ÌΪ42.6m£¬µØÃæ¸ß³ÌΪ45.48m£¬ÒªÇóÉè¼Æ¹Ü¶ÎÄÚ³äÂú¶Èh/D=0.7¡£ÔòËùÑ¡Éè¼Æ¹Ü¶ÎµÄ¹Ü¾¶ºÍÉ϶˹ܵ׸̷ֱ߳ðΪ£¨ £©£¨ÉÏÏÂÓιܵÀ²ÉÓÃË®ÃæÆ½½Ó£©¡£

A.400mmºÍ42.53m B.450mmºÍ42.495m C.500mmºÍ42.26m D.500mmºÍ42.45m

15. ÔÚij³ÇÕòÎÛË®¹ÜµÀÉè¼ÆÖУ¬¸÷¹ÜµÀË®Á¦ÒªËؼ°¸÷¼ì²é¾®´¦µØÃæ¸ß³ÌÈçͼ2-19Ëùʾ£¬Èô1µã´¦¹ÜµÀÂñÉîΪ2.5m£¬Ôò3µã´¦¹ÜµÀÂñÉîΪ£¨ £©¡£

A.2.55m B.2.50m C.2.40m D.2.45m

16. ij¹Ü¶ÎL=50m£¬ÆäÉÏ϶˵ØÃæ±ê¸ß·Ö±ðΪ76.000mºÍ66.000m£¬ÒÑ֪ˮÁ¦Ìõ¼þΪ£ºD=300mm£¬v=5.0m/s£¬h/D=0.5£¬i=0.13£¬ÈôÉÏÓιÜÏßD=250mm£¬h/D=0.5£¬ÉÏÓÎ϶˹ܵ׸߳ÌΪ75.050£¬ÊÔÈ·¶¨¸Ã¹Ü¶ÎÉ϶ËË®ÃæµÄ¸ß³ÌΪ£¨ £© £¨×îС¸²ÍÁºñ¶È²ÉÓÃ0.7m£©¡£

A. 74.15m B. 71.65m C. 71.50m D. 74.05m 17. ijÅÅË®¹ÜµÀ£¬ÒÑÖªn=0.014£¬D=300mm£¬i=0.004£¬Ë®Éîh=150mm£¬Ôò¹ÜÄÚÁ÷ËÙ£¨ £©¡£

A. 0.62m/s B. 1.50m/s C. 0.80m/s D. 0.33m/s 18. Ò»¸ùÓêË®¹ÜµÀD=1200mm£¬Ô­À´n=0.015£¬Q=1.4m3/s£¬Äڱڹιܳý¹¸Í¿²ãºó£¬n=0.012£¬R¡¢I²»±ä£¬Æä´«ÊäË®Á¿QΪ£¨ £©¡£

A. 1.75 m3/s B. 1.57m3/s C. 2.19m3/s D. 1.68m3/s

19. ¸Ö½î»ìÄýÍÁÎÛË®¹Ü£¬n=0.014£¬i=0.003£¬µ±h/D=0.7ʱ£¬¹Ü¾¶D=£¨ £©µÄÁ÷ËÙ×î´ó¡£

A. 500mm B. 600mm C. 700mm D. 800mm 20. ij¸Ö½î»ìÄýÍÁÓêË®¹Ü£¬ÒÑÖªÁ÷Á¿Q=200L/s£¬I=0.003£¬n=0.013£¬¹Ü¾¶D=£¨ £©¡£

A. 300mm B. 400mm C. 500mm D. 600mm 21. Èçͼ2-20Ëùʾ£¬Ò»ÌõÓêË®¸É¹Ü£¬½ÓÊÜÁ½¸ö¶ÀÁ¢ÅÅË®Á÷ÓòµÄÓêË®¾¶Á÷£¬FA¡¢FB·Ö±ðΪÁ½¸öÁ÷ÓòµÄ»ãË®Ãæ»ý£¬ÒÑÖª±©ÓêÇ¿¶È¹«Ê½Îª

q?2001(1?0.811gP)(t?8)0.71[L/(s¡¤hm2)]£¬Éè¼ÆÖØÏÖÆÚΪ2a£¬FAΪ20hm2£¬¾¶Á÷ϵÊý

Ϊ0.536£¬»ãÁ÷ʱ¼ätA=15min£»FBΪ30hm2£¬¾¶Á÷ϵÊýΪ0.451£¬»ãÁ÷ʱ¼äΪtB=25min¡£ÓÉAµãÖÁBµãµÄÁ÷ÐÐʱ¼ätA-B=10min¡£²»¿¼ÂÇÕÛ¼õϵÊý£¬BµãµÄ×î´óÉè¼ÆÁ÷Á¿Îª( )¡£

A. 5693L/s B. 5027L/s C. 5195L/s D. 4545L/s

A B

ͼ2-20

22. ¸ù¾ÝÓêÁ¿×Ô¶¯¼Ç¼×ÊÁÏÇóµÃ5minµÄÈý´Î½µÓêÁ¿·Ö±ðΪ10mm¡¢20mm¡¢30mm£¬Ôò½µÓêÀúʱΪ5minµÄ×î´óƽ¾ù±©ÓêÇ¿¶ÈΪ£¨ £©¡£

A . 6L/(s¡¤hm2) B. 1002L/(s¡¤hm2)