ÌâÄ¿ÄÚÈÝ
¶Áͼ£¬Íê³ÉÏÂÁи÷Ìâ¡£
1.ÇØÁë»´ºÓ´©¹ýµÄÊ¡ÇøÓУ¨ £©
¶« ¢ÚºÓÄÏ
¢Û½ËÕ ¢Ü°²»Õ
¢ÝɽÎ÷ ¢ÞÉÂÎ÷ ¢ß¸ÊËà
A.¢Ù¢Ú¢Û¢Ü¢Ý B. ¢Û¢Ü¢Ý¢Þ¢ß
C. ¢Ú¢Û¢Ü¢Þ¢ß D. ¢Ù¢Ú¢Ý¢Þ¢ß
2.800mmÄ꽵ˮÁ¿ÏßÊÇÒ»ÌõÖØÒªµÄµØÀí·Ö½çÏߣ¬ÏÂÁÐÓëËü´óÌåÒ»ÖµÄÊÇ£¨ £©
A.Å©¸ûÇøÓòÄÁÇøµÄ·Ö½çÏß
B. »ÄÄ®Ó뺵µØµÄ·Ö½çÏß
C. º®Î´øÓëÑÇÈÈ´øµÄ·Ö½çÏß
D. ʪÈóµØÇøÓë°ëʪÈóµØÇøµÄ·Ö½çÏß
3.ÏÂÁÐÊý¾ÝÖУ¬¿ÉÄÜΪÕý³£Äê·Ý¼×µØ1ÔÂƽ¾ùÆøεÄÊÇ£¨ £©
A. £4¡æ B. 5¡æ
C. 8¡æ D. 16¡æ
1.C
2.D
3.A
¡¾½âÎö¡¿
ÊÔÌâ·ÖÎö£º
1.ÇØÁë¡¢»´ºÓÒ»ÏßÊÇÎÒ¹úÒ»ÌõÖØÒªµÄµØÀí½çÏߣ¬¸Ã½çÏß×ÔÎ÷Ïò¶«´©¹ýµÄÊ¡ÇøÊǸÊËàÊ¡¡¢ÉÂÎ÷Ê¡¡¢ºÓÄÏÊ¡¡¢°²»ÕÊ¡ºÍ½ËÕÊ¡£¬Ñ¡ÏîABD²»·ûºÏÌâÒ⣬¹ÊÑ¡C£®
2.800mmµÈ½µË®Ïßͨ¹ýµÄµØ·½´óÖÂÓëÇØÁë¡¢»´ºÓÒ»ÏßÖغϣ¬Í¬Ê±Ò²ÓëůδøÓëÑÇÈÈ´ø·Ö½çÏߣ»ÊªÈóÇøÓë°ëʪÈóÇø·Ö½çÏߣ»Î´ø¼¾·çÆøºòÓëÑÇÈÈ´ø¼¾·çÆøºò·Ö½çÏß»ù±¾Ò»Ö£¬¹ÊÑ¡D£®
3.ÇØÁë¡¢»´ºÓÖ÷ÒªÊÇÎÒ¹úËÄ´óÇøÓòÖУ¬ÒÒÄÏ·½µØÇøÓë¼×±±·½µØÇøµÄ·Ö½çÏߣ®Ò»Ô·Ý0¡æµÈÎÂÏßͨ¹ýµÄµØ·½£®800mmµÈ½µË®Ïßͨ¹ýµÄµØ·½£®¼×µØλÓÚÇØÁë¡¢»´ºÓÒÔ±±£¬1ÔÂƽ¾ùÆøεÍÓÚ0¡æ£¬¹ÊÑ¡A£®
¿¼µã£º±¾Ì⿼²éÇØÁëÓë»´ºÓµÄµØÀíÇøÓòºÍµØÀí½çÏߣ®