¼ÆËãË®ÄàÓÃÁ¿
ÆÌÉèµØ×©Ë®ÄàºÍɳ×ÓµÄÓÃÁ¿Ôõô¼ÆËã
1. Ë®ÄàÓÃÁ¿¼ÆË㣺- Ãæ»ý£¨Æ½·½Ã×£©¡Á ÆÌÌùºñ¶È£¨ÀåÃ×£©¡Á 0.25/0.04 = Ë®ÄàµÄ´üÊý ÀýÈ磺ҪÆÌ90ƽ·½Ã×£¬ºñ¶ÈΪ5ÀåÃס£Ë®ÄàÓÃÁ¿£º90 ¡Á 0.05 ¡Á 0.25/0.0...
Ë®ÄཬÓÃÁ¿¼ÆËã
1. ΪÁ˼ÆËãË®ÄàÓÃÁ¿£¬ÐèҪȷ¶¨Ë®ÄàµÄ²ôÁ¿¡£¼ÙÉèË®Äà²ôÁ¿Îª20%£¬²¢ÇÒ¿×¾¶Îª500mm£¬Ë®»Ò±ÈΪ1:1.02¡£2. ¸ù¾ÝÒÑÖªÌõ¼þ£¬Ê×ÏȼÆËãÿÃ×ÍÁµÄÖØÁ¿£ºGÍÁ = VÍÁ * ÍÁÖØ...
1ƽ·½Ã×24ǽҪÓöàÉÙË®ÄࡢɳºÍ±ê×¼ºìש,¼ÆË㹫ʽÊÇ...
¼ÆË㹫ʽ£º- Ë®ÄàÓÃÁ¿£ºÇ½Ãæ»ý£¨Æ½·½Ã×£© x ºñ¶È£¨ÀåÃ×£© ¡Â 100 ¡Á µØÃæÃ¿Æ½·½Ã×ÓÃË®ÄàµÄÖØÁ¿£¨¹«½ï/ƽ·½Ã×£©- ɳÓÃÁ¿£ºÇ½Ãæ»ý£¨Æ½·½Ã×...
һƽ·½Ë®ÄàÍÁÓÃÁ¿
1. Ë®ÄàÁ¿¼ÆË㹫ʽΪ£ºË®ÄàÁ¿ = ÍÁµÄ¸ÉÃÜ¶È ¡Á ÍÁÌå»ý ¡Á °Ù·ÖÂÊ¡£2. ÈôÍÁµÄ¸ÉÃܶÈΪ1.7£¬ÔòÒ»·½ÍÁ£¨1Á¢·½Ã×£©ÐèÒªµÄË®ÄàÁ¿Îª£º1.7 ¡Á 10^3 kg/m^3 ¡Á 1...
Ôõô¼ÆËãË®ÄàÓÃÁ¿
Ôõô¼ÆËãË®ÄàÓÃÁ¿£¿¾ßÌåËã·¨ÈçÏ£º1. ´óÖÂËã·¨£ºÒÔ10ƽ·½Ã×ΪÀý£¬Ë®Äàɳ½¬ÊýÁ¿Îª10*0.015£¨Æ½¾ùºñ¶È£©=0.15Á¢·½Ã×£¬É³×ÓÓÃÁ¿Îª0.15*1500kg£¨Ã¿Á¢·½Ã×ɳ½¬ÓÃɳÁ¿£©=225...
Ë®Äà½Á°è׮ˮÄàÓÃÁ¿Ôõôȷ¶¨ - °Ù¶È¾Ñé
2 ÿ·ùË®ÄàÍÁ½Á°è׮ÿm¶ÎµÄË®ÄàÓÃÁ¿¼ÆË㣺¸ù¾Ýÿ·ù½Á°è×®µÄ½ØÃæ»ý¼ÆËã±í£¨SMW¹¤·¨£©£¬¦Õ700mmµÄÿ·ù×®½ØÃæ»ýΪ0.70224549©O£¬¼ÆËãʱ°´0.702©O¡£1¡¢µ±Ë®Äà²ôÁ¿Îª13%£¬½ØÃæ»ý°´...
ÖªµÀË®»Ò±ÈºÍË®µÄÓÃÁ¿ÔõôËãË®ÄàµÄÓÃÁ¿Èç:Ë®»Ò±ÈÊÇ1...
Ó¦¸ÃÊÇË®»Ò±È(W/C)Ϊ0.45,ÓÃË®Á¿(W)ÊÇ0.29ÄÇôˮÄàÓÃÁ¿Îª W / (W/C)=0.29/0.45=0.644
½¨ÖþË®Äà·Ôõô¼ÆËãÓöàÉÙɳʯˮÄà
3¡¢¸ù¾Ý¼ÆËã³öµÄ·½Á¿ºÍ±ÈÀý£¬¼ÆËãÿÖÖ²ÄÁϵÄÓÃÁ¿£º- Ë®ÄàÓÃÁ¿ = ·½Á¿ ¡Á £¨1 /£¨1 + 3.20 + 2.32£©£©- ʯ×ÓÓÃÁ¿ = ·½Á¿ ¡Á £¨3.20 /£¨1 + 3.20 + ...
10%Ë®ÄàÍÁÔõôËãË®ÄàÓÃÁ¿
Ïêϸ½âÊÍÈçÏ£ºÊ×ÏÈ£¬ÎÒÃÇÒªÃ÷È·10%Ë®ÄàÍÁµÄº¬Ò壬¼´Ë®ÄàÔÚË®ÄàÍÁÖеÄÖÊÁ¿Õ¼±ÈΪ10%¡£ÕâÊǼÆËãË®ÄàÓÃÁ¿µÄ»ù´¡¡£½Ó×Å£¬ÎªÁ˼ÆËãË®ÄàÓÃÁ¿£¬ÎÒÃÇÐèÒªÖªµÀ¼¸¸ö¹Ø¼ü²ÎÊý£ºÍÁµÄ...
10%Ë®ÄàÍÁÔõô¼ÆËãË®ÄàÓÃÁ¿ - °Ù¶È¾Ñé
1 µÚÒ»²½£¬Ê×Ïȵã»÷´ò¿ª¡°Ë®ÄàÓÃÁ¿¼ÆËã·½·¨¡±±í¸ñ¡£2 µÚ¶þ²½£¬È»ºóÊäÈ빫ʽ¡°=¡±ºÅ¡£3 µÚÈý²½£¬½Ó×ÅÊäÈ빫ʽ£¬ÓÃË®ÄàÍÁ°Ù·ÖÂÊ10%³ËÒÔ1Á¢·½ÍÁµÄÖÊÁ¿...