Èçͼ¼×ÊÇ¡°Ì½¾¿´®Áªµç·µçÁ÷Ìص㡱µÄʵÑéµç·ͼ¡£

£¨1£©ÊµÑéÖУ¬Á¬Èëµç·µÄµçÁ÷±íÈçͼÒÒËùʾ£¬´ËʱʹÓõÄÁ¿³ÌÊÇ_________ A£¬¿Ì¶ÈÅÌÉÏÿ¸öС¸ñ±íʾ__________A¡£

£¨2£©Ï±íÊÇijͬѧʵÑéÖеÄÒ»×éÊý¾Ý£º

µçÁ÷±íµÄλÖÃ

A

B

C

µçÁ÷I/A

0.3

0.3

1.5

ÉÏÊö±í¸ñËù¼Ç¼µÄÊý¾ÝÖУ¬Ã÷ÏÔ´íÎóµÄÊýÖµÊÇ_______µãµçÁ÷£¨´ËʱµçÁ÷±íʾÊýÈçͼÒÒËùʾ£©£®ÇëÖ¸³öÔì³É´íÎóµÄÔ­ÒòÊÇ _____________¡£Åųý´íÎóºó£¬¸ù¾ÝʵÑéÊý¾Ý¿ÉµÃ³öµÄ½áÂÛΪ _____________¡£

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£ºÉîÛÚÊÐÁúÎÄÒ»¶ÔÒ»2018-2019ѧÄê¾ÅÄ꼶ÉÏѧÆÚ¡¶13.3±ÈÈÈÈÝ¡·×´ÔªÅàÓÅѵÁ·Ìâ ÌâÐÍ£ºµ¥Ñ¡Ìâ

³õÎÂÏàͬµÄÍ­ºÍǦ£¬ËüÃǵıÈÈÈÈÝÖ®±ÈÊÇ3£º1£¬ÖÊÁ¿Ö®±ÈÊÇ2£º3£¬ÈôËüÃÇÎüÊÕÏàµÈµÄÈÈÁ¿£¬Í­Éý¸ßµÄζÈÓëǦÉý¸ßµÄζÈÖ®±ÈÊÇ

A. 1£º2 B. 2£º1 C. 2£º9 D. 9£º2

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º»¦ÔÁ°æ°ËÄ꼶ÎïÀíÉϲáµÚÎåÕ¡¶ÎÒÃÇÖÜΧµÄÎïÖÊ¡·ÕÂÄ©¼ì²âÌâ ÌâÐÍ£ºÌî¿ÕÌâ

.ÎÒ¹úÃû¾ÆÎåÁ¸ÒºËØÓС°Èý±­Ï¶ǻëÉíˬ£¬Ò»µÎÕ´´½Âú¿ÚÏ㡱µÄÔÞÓþ£¬Ôø¾­»ñµÃÊÀ²©»áÁ½½ì½ð½±¡£ÓÐÒ»ÖÖ¾«Æ·ÎåÁ¸Òº£¬ËüµÄ°ü×°ºÐÉϱêÃ÷ÈÝÁ¿500mL£¬£¨¦Ñ¾Æ=0.9¡Á103kg/m3£©£¬ÔòËüËù×°¾ÆµÄÖÊÁ¿Îª______kg£¬½«¾Æµ¹³öÒ»°ëÒÔºó£¬Ê£Óà¾ÆµÄÃܶÈΪ_____kg/m3£»Èç¹ûÓôËƿװÂúË®£¬Ôò×ÜÖÊÁ¿±È×°Âú¾Æʱ¶à_______kg¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º»¦ÔÁ°æ°ËÄ꼶ÎïÀíÉϲáµÚÎåÕ¡¶ÎÒÃÇÖÜΧµÄÎïÖÊ¡·ÕÂÄ©¼ì²âÌâ ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÓйØÌìƽµÄʹÓÃ,ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ(¡¡¡¡)

A. °ÑÒѵ÷½ÚºÃµÄÌìƽÒƵ½ÁíÒ»´¦Ê¹ÓÃ,²»ÐèÒªÖØе÷½Ú

B. ÅжÏÌìƽºáÁºÊÇ·ñƽºâʱ,Ò»¶¨ÒªµÈµ½Ö¸ÕëÍêÈ«¾²Ö¹ÏÂÀ´

C. ´ÓíÀÂëºÐÖÐÌáÈ¡íÀÂëʱ,±ØÐëÓÃÄ÷×Ó¼ÐÈ¡

D. ÌìƽºáÁºÆ½ºâºó,ÍÐÅÌ¿ÉÒÔ»¥»»

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º»¦¿Æ°æ¾ÅÄ꼶ÎïÀíÈ«²áµÚÊ®ËÄÕ²âÊÔ¾í ÌâÐÍ£ºÌî¿ÕÌâ

ÈçͼËùʾ£¬±ÕºÏ¿ª¹ØºóСµÆÅÝL1¡¢L2¾ùÕý³£·¢¹â£¬ËüÃǵÄÁ¬½Ó·½Ê½ÊÇ_____Áª£»¹ýÒ»»á·¢ÏÖÓÐÒ»¸öСµÆÅÝϨÃ𣬶øµçÁ÷±íµÄʾÊý²»±ä£¬Ôòµç·ÖгöÏֵĹÊÕÏÊÇ_____________£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º»¦¿Æ°æ¾ÅÄ꼶ÎïÀíÈ«²áµÚÊ®ËÄÕ²âÊÔ¾í ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÎÀÉú¼äÒª°²×°ÕÕÃ÷µÆºÍ»»ÆøÉÈ£¬ÓÐʱÐèÒª¶ÀÁ¢¹¤×÷£¬ÓÐʱÐèҪͬʱ¹¤×÷¡£ÏÂÁеç·ͼ·ûºÏÉè¼ÆÒªÇóµÄÊÇ(¡¡¡¡)

A. B. C. D.

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º»¦¿Æ°æ °ËÄ꼶ÎïÀí µÚ¶þÕ Ô˶¯µÄÊÀ½ç¾«Ñ¡Á·Ï° ÌâÐÍ£ºÌî¿ÕÌâ

Èçͼ£­7Ëùʾ£¬Óÿ̶ȳ߲âÎïÌåµÄ³¤¶È£¬ÇëÖ¸³öÆäÖеÄÈý´¦´íÎó£º

(1)____________________________________________________________£»

(2)____________________________________________________________£»

(3)____________________________________________________________¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º½­ËÕÊ¡ÄϾ©ÊÐ2018½ì¾ÅÄ꼶Öп¼¸´Ï°ÎïÀí¸´Ï°3.14 ÌâÐÍ£ºÌî¿ÕÌâ

ÈκÎÉùÒô¶¼ÊÇÓÉÓÚÎïÌåµÄ____________¶ø²úÉúµÄ£»ÈËÌå½ÓÊÕÉù²¨µÄÆ÷¹ÙÊÇ________________________________£¬ Ëü ÄÜ ½Ó ÊÕ µ½ Éù ²¨ µÄ Ƶ ÂÊ ·¶ Χ ÊÇ______________________________ºÕ ×È £¬ ¸ß ÓÚ Õâ ¸ö ·¶ Χ ÉÏ ÏÞ µÄ Éù ²¨ ½Ð__________________________________£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸