¸ßÓ򵀮´Òô

¸ßÓ򵀮´Òô¡ª¡ª[g¨¡o y¨±]¸ßÓںʹóÓÚÊÇÒ»¸öÒâ˼´óÓÚ»òµÈÓÚµÄÊýѧ·ûºÅΪ¡Ý¡£µ±Ò»¸öÊýÖµ±ÈÁíÒ»¸öÊýÖµ´ó»òÁ½ÊýÏàµÈʱʹÓôóÓÚµÈÓÚºÅ"¡Ý"£¬ÓÖ±»³ÆÎª¡°²»Ð¡ÓÚ¡±¡£±íʾÊýµÄ...


¸ßÓÚ´ú±íʲôÒâ˼

¸ßÓÚ´ú±íµÄº¬ÒåÊdz¬¹ýij¸ö±ê×¼»òˮƽ¡£ÒÔÏÂÊǶÔÕâÒ»¸ÅÄîµÄÏêϸ½âÊÍ£ºÒ»¡¢»ù±¾¶¨Òå ÔÚÈÕ³£Éú»îÖУ¬“¸ßÓÚ”ÊÇÒ»¸öÏà¶ÔµÄ¸ÅÄËü±íʾijÎï»òijÈ˵Äij¸öÊôÐÔ³¬¹ý...


ÖйúÈË˵ӢÓï×î´óµÄÕϰ­ÊÇʲô?

´òÆÆÓ¦ÊÔ½ÌÓýÔì³ÉµÄÖ»»áÔĶÁ²»»áÌý˵µÄÎÊÌ⣬Íêȫͨ¹ý£¨²¢ÇÒÖ»ÄÜͨ¹ý£©ÌýÀ´»ñµÃÓ¢ÓïÐÅÏ¢£¬½¨Á¢ÌýÁ¦Àí½âÕâÌõͨµÀ£¬²¢ÇÒ°ÑËüÌáÉýµ½£¨ÉõÖÁ¸ßÓÚ£©ÔĶÁ...


...ʹµÃË®µÄ·Ðµã - - - 100¡æ(Ìî¡°¸ßÓÚ¡±»ò¡°µÍÓÚ...

½â´ð:½â:(1)¸ù¾ÝÆøÑ¹Ëæ¸ß¶ÈµÄÔö¼Ó¶ø¼õСµÄ¹ØÏµ¿ÉÖª,ÔÚº£°Î½Ï¸ßµÄ¸ßÔ­µØÇø,ÄÇÀïµÄ´óÆøÑ¹Ç¿±ÈƽԭµØÇøÐ¡µÃ¶à;(2)ÔÚ¸ßÔ­ÉÏÓÃÆÕͨ¹øÖóʳÎïʱ,ÆÕͨ¹øµÄÃÜ·âÐÔÄܽϲî,¹øÄÚ...


ÉÔ¸ßºÍÆ«¸ßÒâ˼һÑùÂð

ÉÔ¸ßͨ³£Òâζ×ÅÌåÄÚijÏîÉú»¯Ö¸±êÂÔ΢¸ßÓÚÕý³£·¶Î§£¬¿ÉÄÜÊÇÓÉÓÚÒûʳ¡¢Ò©Î︱×÷ÓõÈÔ­ÒòÒýÆðµÄÔÝʱÐԸı䣻ƫ¸ßÔò±íʾ¸ÃÖ¸±êÃ÷ÏÔ¸ßÓÚÕý³£ÖµÉÏÏÞ£¬¿É...


·ÖÊý¸ßÓÚijÈËÓÃÓ¢ÎÄÔõô˵ѽ

I have got a higher mark than you.ÎҵķÖÊý±ÈÄã¸ß¡£»òÕß My points is higher than you.mark,point,grade£¬score¶¼ÊÇ·ÖÊýµÄÒâ˼¡£My...


ÈçºÎÕýÈ·µÄ´ÓÁ㿪ʼѧӢÓï?

Íâ½ÌÖ»ÊÇÍâÓïµÄĸÓïʹÓÃÕß¶øÒÑ£¬£¨Äã¿´´¨ÆÕÒ²¾­³£Äî´í×Ö£©ÔÚËûÃÇÄǸöȺÌåµ±ÖУ¬´ó²¿·ÖÈ˵Ä˼¿¼ÄÜÁ¦¡¢ÓïÑÔµÄ×éÖ¯ºÍÓ¦ÓÃÄÜÁ¦£¬Ò²²»Ò»¶¨¾Í¸ßÓÚÄ㣬...


ÔÐͪ¸ßÓÚÕý³£ÖµÔõô°ì

Ò½Éú¿ÉÄܻὨÒé½øÐÐһϵÁмì²é£¬ÒÔÈ·¶¨ÔÐͪˮƽÉý¸ßµÄÔ­Òò¡£Õâ¿ÉÄܰüÀ¨ÑªÒº¼ì²é¡¢³¬Éù²¨¼ì²éµÈ£¬ÒÔÅųý»òÈ·ÈÏijЩDZÔڵĽ¡¿µÎÊÌâ¡£Èç¹ûÈ·ÕïΪ»ÆÌå...


¶þÑõ»¯Ì¼ÔÚ»·¾³¼à²âÖÐmg/m3 ²»ÄܸßÓÚ¶àÉÙ?

¡¾¡¿¶þÑõ»¯Ì¼ÔÚ»·¾³¼à²âÖв»ÄܸßÓÚ0.1%¡¾¡¿»»ËãΪ:mg/m3 = (44/22.4)x0.001x10^6 = 1.96x1000 = 1960


Ïà¹ØËÑË÷

ÈÈÃÅËÑË÷