芒果视频下载

1、籃(lan)(lan)球(qiu)(qiu)(qiu)(qiu)規(gui)格(ge)：籃(lan)(lan)球(qiu)(qiu)(qiu)(qiu)一般可以(yi)分(fen)為(wei)(wei)訓練用(yong)(yong)(yong)球(qiu)(qiu)(qiu)(qiu)和(he)比(bi)賽用(yong)(yong)(yong)球(qiu)(qiu)(qiu)(qiu)，其規(gui)格(ge)有4種重(zhong)量大小都不同(tong)的籃(lan)(lan)球(qiu)(qiu)(qiu)(qiu)，其中(zhong)男(nan)子用(yong)(yong)(yong)球(qiu)(qiu)(qiu)(qiu)為(wei)(wei)7號標(biao)準(zhun)籃(lan)(lan)球(qiu)(qiu)(qiu)(qiu)、女子用(yong)(yong)(yong)球(qiu)(qiu)(qiu)(qiu)為(wei)(wei)6號標(biao)準(zhun)籃(lan)(lan)球(qiu)(qiu)(qiu)(qiu)、青少年用(yong)(yong)(yong)球(qiu)(qiu)(qiu)(qiu)為(wei)(wei)5號標(biao)準(zhun)籃(lan)(lan)球(qiu)(qiu)(qiu)(qiu)、兒童用(yong)(yong)(yong)球(qiu)(qiu)(qiu)(qiu)為(wei)(wei)3號標(biao)準(zhun)籃(lan)(lan)球(qiu)(qiu)(qiu)(qiu)。

2、籃(lan)(lan)球(qiu)(qiu)材質(zhi)：真皮籃(lan)(lan)球(qiu)(qiu)主要(yao)強調控(kong)球(qiu)(qiu)手感，室(shi)內外木(mu)質(zhi)地板和水泥地都(dou)適(shi)合(he)使(shi)用(yong)(yong)，通常用(yong)(yong)于專(zhuan)業比賽；PU皮籃(lan)(lan)球(qiu)(qiu)，在彈性(xing)、手感上較為舒(shu)適(shi)，適(shi)合(he)在室(shi)內木(mu)質(zhi)或(huo)室(shi)外塑膠球(qiu)(qiu)場使(shi)用(yong)(yong)；橡膠籃(lan)(lan)球(qiu)(qiu)價格便宜(yi)實惠，一般作為平(ping)時娛樂玩耍用(yong)(yong)球(qiu)(qiu)。

3、籃球結(jie)構(gou)：常見的(de)籃球由(you)內膽、纏紗、中胎、表皮和氣嘴五部(bu)分構(gou)成，它們決(jue)定(ding)了籃球的(de)質量、彈(dan)性、手(shou)感(gan)等，市場(chang)上假冒品(pin)牌(pai)的(de)籃球比(bi)比(bi)皆是(shi)，選購時一(yi)定(ding)要先了解籃球的(de)結(jie)構(gou)。