ÌâÄ¿ÄÚÈÝ
Ϊ¾«È·²â¶¨¹¤Òµ´¿¼îÖÐ̼ËáÄÆµÄÖÊÁ¿·ÖÊý£¨º¬ÉÙÁ¿NaCl£©£¬×¼È·³ÆÁ¿W0 gÑùÆ·½øÐÐʵÑ飬ÏÂÁÐʵÑé·½·¨Ëù¶ÔÓ¦µÄʵÑé·½°¸ºÍ²âÁ¿Êý¾ÝºÏÀí£¨³ýW0Í⣩µÄÊÇ£¨ £©
| | ʵÑé·½·¨ | ʵÑé·½°¸ | ²âÁ¿Êý¾Ý |
| A£® | µÎ¶¨·¨ | ½«ÑùÆ·Åä³É100 mLÈÜÒº£¬È¡10 mL£¬¼ÓÈë¼×»ù³È£¬Óñê×¼ÑÎËáµÎ¶¨ | ÏûºÄÑÎËáµÄÌå»ý |
| B£® | Á¿Æø·¨ | ½«ÑùÆ·ÓëÑÎËá·´Ó¦£¬Éú³ÉµÄÆøÌåÈ«²¿±»¼îʯ»ÒÎüÊÕ | ¼îʯ»ÒÔöÖØ |
| C£® | ÖØÁ¿·¨ | ÑùÆ··ÅÈëÉÕÆ¿ÖУ¬ÖÃÓÚµç×ÓÌìÆ½ÉÏ£¬¼ÓÈë×ãÁ¿ÑÎËá | ¼õÇáµÄÖÊÁ¿ |
| D£® | Á¿Æø·¨ | ½«ÑùÆ·ÓëÑÎËá·´Ó¦£¬ÆøÌåͨ¹ýÅÅË®Á¿Æø×°ÖÃÁ¿Æø | ÅÅË®Ìå»ý |
A
½âÎö
£¨2012?ÆÖ¶«ÐÂÇø¶þÄ££©Îª¾«È·²â¶¨¹¤Òµ´¿¼îÖÐ̼ËáÄÆµÄÖÊÁ¿·ÖÊý£¨º¬ÉÙÁ¿NaCl£©£¬×¼È·³ÆÁ¿W0gÑùÆ·½øÐÐʵÑ飬ÏÂÁÐʵÑé·½·¨Ëù¶ÔÓ¦µÄʵÑé·½°¸ºÍ²âÁ¿Êý¾ÝºÏÀí£¨³ýW0Í⣩µÄÊÇ
|
£®Îª¾«È·²â¶¨¹¤Òµ´¿¼îÖÐ̼ËáÄÆµÄÖÊÁ¿·ÖÊý£¨º¬ÉÙÁ¿NaCl£©£¬×¼È·³ÆÁ¿W0 gÑùÆ·½øÐÐʵÑ飬ÏÂÁÐʵÑé·½·¨Ëù¶ÔÓ¦µÄʵÑé·½°¸ºÍ²âÁ¿Êý¾ÝºÏÀí£¨³ýW0Í⣩µÄÊÇ
|
| ʵÑé·½·¨ | ʵÑé·½°¸ | ²âÁ¿Êý¾Ý |
| A£® | ÈÝÁ¿·¨ | ½«ÑùÆ·Åä³É100 mLÈÜÒº£¬È¡10 mL£¬¼ÓÈë¼×»ù³È£¬Óñê×¼ÑÎËáµÎ¶¨ | ÑÎËáÌå»ý |
| B£® | Á¿Æø·¨ | ½«ÑùÆ·ÓëÑÎËá·´Ó¦£¬Éú³ÉµÄÆøÌåÈ«²¿±»¼îʯ»ÒÎüÊÕ | ¼îʯ»ÒÔöÖØ |
| C£® | ÖØÁ¿·¨ | ÑùÆ··ÅÈëÉÕÆ¿ÖУ¬ÖÃÓÚµç×ÓÌìÆ½ÉÏ£¬¼ÓÈë×ãÁ¿ÑÎËá | ¼õÇáµÄÖÊÁ¿ |
| D£® | Á¿Æø·¨ | ½«ÑùÆ·ÓëÑÎËá·´Ó¦£¬ÆøÌåͨ¹ýÅÅË®Á¿Æø×°ÖÃÁ¿Æø | ÅÅË®Ìå»ý |
Ϊ¾«È·²â¶¨¹¤Òµ´¿¼îÖÐ̼ËáÄÆµÄÖÊÁ¿·ÖÊý£¨º¬ÉÙÁ¿NaCl£©£¬×¼È·³ÆÁ¿W0 gÑùÆ·½øÐÐʵÑ飬ÏÂÁÐʵÑé·½·¨Ëù¶ÔÓ¦µÄʵÑé·½°¸ºÍ²âÁ¿Êý¾ÝºÏÀí£¨³ýW0Í⣩µÄÊÇ£¨ £©
|
|
ʵÑé·½·¨ |
ʵÑé·½°¸ |
²âÁ¿Êý¾Ý |
|
A£® |
µÎ¶¨·¨ |
½«ÑùÆ·Åä³É100 mLÈÜÒº£¬È¡10 mL£¬¼ÓÈë¼×»ù³È£¬Óñê×¼ÑÎËáµÎ¶¨ |
ÏûºÄÑÎËáµÄÌå»ý |
|
B£® |
Á¿Æø·¨ |
½«ÑùÆ·ÓëÑÎËá·´Ó¦£¬Éú³ÉµÄÆøÌåÈ«²¿±»¼îʯ»ÒÎüÊÕ |
¼îʯ»ÒÔöÖØ |
|
C£® |
ÖØÁ¿·¨ |
ÑùÆ··ÅÈëÉÕÆ¿ÖУ¬ÖÃÓÚµç×ÓÌìÆ½ÉÏ£¬¼ÓÈë×ãÁ¿ÑÎËá |
¼õÇáµÄÖÊÁ¿ |
|
D£® |
Á¿Æø·¨ |
½«ÑùÆ·ÓëÑÎËá·´Ó¦£¬ÆøÌåͨ¹ýÅÅË®Á¿Æø×°ÖÃÁ¿Æø |
ÅÅË®Ìå»ý |
£®Îª¾«È·²â¶¨¹¤Òµ´¿¼îÖÐ̼ËáÄÆµÄÖÊÁ¿·ÖÊý£¨º¬ÉÙÁ¿NaCl£©£¬×¼È·³ÆÁ¿W0 gÑùÆ·½øÐÐʵÑ飬ÏÂÁÐʵÑé·½·¨Ëù¶ÔÓ¦µÄʵÑé·½°¸ºÍ²âÁ¿Êý¾ÝºÏÀí£¨³ýW0Í⣩µÄÊÇ
|
|
ʵÑé·½·¨ |
ʵÑé·½°¸ |
²âÁ¿Êý¾Ý |
|
A£® |
ÈÝÁ¿·¨ |
½«ÑùÆ·Åä³É100 mLÈÜÒº£¬È¡10 mL£¬¼ÓÈë¼×»ù³È£¬Óñê×¼ÑÎËáµÎ¶¨ |
ÑÎËáÌå»ý |
|
B£® |
Á¿Æø·¨ |
½«ÑùÆ·ÓëÑÎËá·´Ó¦£¬Éú³ÉµÄÆøÌåÈ«²¿±»¼îʯ»ÒÎüÊÕ |
¼îʯ»ÒÔöÖØ |
|
C£® |
ÖØÁ¿·¨ |
ÑùÆ··ÅÈëÉÕÆ¿ÖУ¬ÖÃÓÚµç×ÓÌìÆ½ÉÏ£¬¼ÓÈë×ãÁ¿ÑÎËá |
¼õÇáµÄÖÊÁ¿ |
|
D£® |
Á¿Æø·¨ |
½«ÑùÆ·ÓëÑÎËá·´Ó¦£¬ÆøÌåͨ¹ýÅÅË®Á¿Æø×°ÖÃÁ¿Æø |
ÅÅË®Ìå»ý |
| ʵÑé·½·¨ | ʵÑé·½°¸ | ²âÁ¿Êý¾Ý | |
| A£® | ÈÝÁ¿·¨ | ½«ÑùÆ·Åä³É100 mLÈÜÒº£¬È¡10 mL£¬¼ÓÈë¼×»ù³È£¬Óñê×¼ÑÎËáµÎ¶¨ | ÑÎËáÌå»ý |
| B£® | Á¿Æø·¨ | ½«ÑùÆ·ÓëÑÎËá·´Ó¦£¬Éú³ÉµÄÆøÌåÈ«²¿±»¼îʯ»ÒÎüÊÕ | ¼îʯ»ÒÔöÖØ |
| C£® | ÖØÁ¿·¨ | ÑùÆ··ÅÈëÉÕÆ¿ÖУ¬ÖÃÓÚµç×ÓÌìÆ½ÉÏ£¬¼ÓÈë×ãÁ¿ÑÎËá | ¼õÇáµÄÖÊÁ¿ |
| D£® | Á¿Æø·¨ | ½«ÑùÆ·ÓëÑÎËá·´Ó¦£¬ÆøÌåͨ¹ýÅÅË®Á¿Æø×°ÖÃÁ¿Æø | ÅÅË®Ìå»ý |
A£®A
B£®B
C£®C
D£®D