Ë®»Ò±È
Ë®»Ò±ÈÓëË®Äཬ±ÈÖØÊǶàÉÙ?
1¡¢¹«Ê½1£ºÄཬ±ÈÖØ£½1£«£¨1/£¨Ë®»Ò±È£ª3£«1£©£©£ª2¡£2¡¢¹«Ê½2£ºÄཬ±ÈÖØ£½1£«Ë®»Ò±È/£¨1¡ÂË®Äà±ÈÖØ£«Ë®»Ò±È£©×¢£º¼ÆËã½á¹ûµ¥Î»Îª¡°...
Ë®»Ò±ÈÓëÄཬ±ÈÖØµÄ»»Ë㹫ʽÊÇÈçºÎµÃ³öµÄ?
ÕûÀíµÃ ¢Ú Äཬ±ÈÖØ=1+£¨Ë®ÄàÖØÁ¿¡Á2£©/£¨Ë®µÄÖØÁ¿¡Á3+Ë®ÄàÖØÁ¿£©½«¢Ù´úÈë¢Ú ¼È¿ÉµÃ Äཬ±ÈÖØ=1+2/(Ë®»Ò±È¡Á3+1)ÎÊÌâÀïÄǸö¹«Ê½µÄ...
Ë®»Ò±ÈºÍ»ÒË®±ÈÔõÑù»»Ëã?
1. Ë®»Ò±È1:1ͨ³£Ö¸µÄÊÇÌå»ý±È¡£Èç¹ûÒÔË®ÄàµÄÃܶÈΪ1.45¶Ö/Á¢·½Ã×£¨É¢×°£©À´¼ÆË㣬ÄÇô1Á¢·½Ã×Ë®ÄཬÖÐË®ÄàµÄÓÃÁ¿¿ÉÒÔÕâÑù¼ÆË㣺ˮÄàÓÃÁ¿ = 1 x 1.45 / (1 + ...
Ë®»Ò±ÈµÄ¹«Ê½
Ë®»Ò±È=Ë®/Ë®ÄàË®½º±È=Ë®/½ºÄý²ÄÁϼÙÉèÄãÏÖÔÚµÄÇé¿öÊÇ:ɰ½¬µÈ¼¶M7.5,³í¶È70-100mm.Ë®ÄàΪ42.5¼¶ÆÕͨ¹èËáÑÎË®Äà;ɰΪÖÐɰ,¶Ñ»ýÃܶÈΪ1450kg/m3,º¬Ë®ÂÊΪ2%;ʯ»Ò¸à³í¶È...
Ë®ÄàÍÁ½Á°è×®ÖеÄË®»Ò±È¡¢»ÒÁ¿¡¢½¬Á¿¾ßÌåָʲôÒâ˼...
ÉÔ΢±È½ÏÂé·³µÄÊÇÊÇË®»Ò±È¡£Ë®»Ò±È£ºÊÇÖ¸ÖÆ±¸Ë®Äཬʱ£¬Ë®ÄàÓëË®µÄÖÊÁ¿±È¡£Õâ¸ö±ÈÀý¾ö¶¨ÁËË®ÄཬµÄ³í¶ÈºÍÕ³¶È£¬´Ó¶øÓ°ÏìË®ÄàÍÁ½Á°è×®µÄÖÊÁ¿ºÍ...
Ë®»Ò±È1:1ÊÇʲô¸ÅÄî??
1. Ë®»Ò±È1:1ÊÇÖ¸Ìå»ý±È£¬¼´Ë®ÄàºÍË®µÄÌå»ý±ÈÀýΪ1:1¡£2. ÒÔË®ÄàµÄÃܶÈΪ1.45¶Ö/Á¢·½Ã×£¨É¢×°£©ÎªÀý£¬1Á¢·½Ã×Ë®ÄཬÖÐË®ÄàµÄÓÃÁ¿¼ÆËãÈçÏ£º- Ë®Äཬ×ÜÌå»ýΪ1...
»ìÄýÍÁË®»Ò±ÈÔõôËã - °Ù¶È¾Ñé
½éÉÜÁË»ìÄýÍÁË®»Ò±ÈµÄ¼ÆËã·½·¨¡£·½·¨/²½Öè 1 ¼ÆËã³öÅäÖÆÇ¿¶È¡£2 ÀïÃæµÄ±ê×¼²î¿ÉÒÔ²é±í¡£3 ÓÐÁ˱ê×¼²î£¬ÅäÖÃÇ¿¶ÈµÄ¼ÆËãÈçÏ£º4 ÓÃË®»Ò±È¹«Ê½...
Ë®Äཬ±ÈÖØºÍË®»Ò±ÈÔõô»»Ëã
Òò´Ë£¬Ë®ÄཬµÄ±ÈÖØÎª£¨1+2£©/£¨1+£¨2/3.1£©£©= 1.823¡£2. ÏÖ³¡¼à²âʱ£¬¿ÉÒÔʹÓÃË®Äཬ±ÈÖØÒÇÀ´²âÁ¿Ë®ÄཬµÄ±ÈÖØ£¬²¢¾Ý´Ë¼ÆËãË®»Ò±È¡£¾ßÌ幫ʽÈçÏ£ºÉèË®ÄཬµÄ...
Ë®»Ò±È,ÊÇÔõô¶¨ÒåµÄ,Ôõô¼ÆËã?¸øÎÒ¹«Ê½,¸½´øËµÃ÷,×î...
ÄãµÄÎÊÌâÌáÎʵķÖÀà´íÁË,²»¹ý¹ØÓÚ¹¤³Ì·½ÃæµÄÉÔ΢֪µÀµã,¸øÄã»ù±¾½âÊÍϰÉ!Ë®»Ò±ÈµÄ¶¨Òå:1¡¢Ë®»Ò±ÈµÄ¶¨ÒåÊǰèºÍË®Á¿ÓëË®ÄàÓÃÁ¿µÄ±ÈÖµ,µÍË®»Ò±È±íʾˮÄàÓÃÁ¿¶à,Æ·ÖʼÑ,¿É...