69免费视频

塑膠網球場尺寸標準介紹

2013-03-07 11:55:27  來源:  字號:【69免費視頻:  69免費視頻:  69免費視頻:】  瀏覽:1

69免費視頻:塑膠網球場目前的鋪設都需要根據一個尺寸來進行規范,只有按著尺寸規范鋪設的69免費視頻:塑膠網球場才(cai)是(shi)合格的正規的網球(qiu)場,下面我(wo)們來看一下塑膠(jiao)網球(qiu)場的一個尺寸標準介紹:

  69免費視頻:塑膠網球場要求(qiu):球(qiu)(qiu)場(chang)是(shi)一個長(chang)方(fang)形(xing),長(chang)23.77米(mi)(mi)(mi)(mi)(mi)(mi)(78英(ying)尺),寬8.23米(mi)(mi)(mi)(mi)(mi)(mi)(27英(ying)尺)。用(yong)球(qiu)(qiu)網(wang)(wang)將全場(chang)橫隔為二等區,球(qiu)(qiu)網(wang)(wang)懸(xuan)掛在(zai)直徑不(bu)超(chao)(chao)過(guo)0.8厘(li)米(mi)(mi)(mi)(mi)(mi)(mi)(1/3英(ying)寸(cun)(cun))的(de)(de)繩或鋼(gang)絲繩,球(qiu)(qiu)網(wang)(wang)兩(liang)端懸(xuan)掛或超(chao)(chao)過(guo)在(zai)直徑不(bu)超(chao)(chao)過(guo)15厘(li)米(mi)(mi)(mi)(mi)(mi)(mi)(6英(ying)寸(cun)(cun))的(de)(de)圓(yuan)形(xing)網(wang)(wang)柱(zhu)(zhu)(zhu)(zhu)或邊(bian)(bian)長(chang)不(bu)超(chao)(chao)過(guo)15厘(li)米(mi)(mi)(mi)(mi)(mi)(mi)(6英(ying)寸(cun)(cun))的(de)(de)正方(fang)形(xing)網(wang)(wang)柱(zhu)(zhu)(zhu)(zhu)頂上。網(wang)(wang)柱(zhu)(zhu)(zhu)(zhu)高(gao)不(bu)得超(chao)(chao)過(guo)網(wang)(wang)繩頂部2.5厘(li)米(mi)(mi)(mi)(mi)(mi)(mi)(1英(ying)寸(cun)(cun))。網(wang)(wang)柱(zhu)(zhu)(zhu)(zhu)中心距(ju)邊(bian)(bian)線外沿0.914米(mi)(mi)(mi)(mi)(mi)(mi)(3英(ying)尺)。網(wang)(wang)柱(zhu)(zhu)(zhu)(zhu)高(gao)度應使網(wang)(wang)繩或鋼(gang)絲繩的(de)(de)頂部距(ju)地面1.07米(mi)(mi)(mi)(mi)(mi)(mi)(3英(ying)尺6英(ying)寸(cun)(cun))。當一兼有(you)比打(da)(da)(da)和單(dan)打(da)(da)(da)的(de)(de)場(chang)地掛著雙打(da)(da)(da)球(qiu)(qiu)網(wang)(wang)用(yong)于單(dan)打(da)(da)(da)時,球(qiu)(qiu)網(wang)(wang)必須用(yong)高(gao)度為1.07米(mi)(mi)(mi)(mi)(mi)(mi)的(de)(de)兩(liang)面根(gen)支(zhi)柱(zhu)(zhu)(zhu)(zhu)支(zhi)撐,這兩(liang)根(gen)支(zhi)柱(zhu)(zhu)(zhu)(zhu)稱為\U+201C單(dan)打(da)(da)(da)支(zhi)柱(zhu)(zhu)(zhu)(zhu)\U+201D,它的(de)(de)直徑或邊(bian)(bian)長(chang)不(bu)得超(chao)(chao)過(guo)7.5厘(li)米(mi)(mi)(mi)(mi)(mi)(mi),單(dan)打(da)(da)(da)支(zhi)柱(zhu)(zhu)(zhu)(zhu)中心距(ju)單(dan)打(da)(da)(da)場(chang)地邊(bian)(bian)線外沿0.914米(mi)(mi)(mi)(mi)(mi)(mi)。

  球(qiu)(qiu)(qiu)網(wang)(wang)應充分(fen)展開(kai),完全填滿兩柱間之空隙,網(wang)(wang)孔大小以不(bu)讓球(qiu)(qiu)(qiu)穿(chuan)過(guo)為(wei)準。球(qiu)(qiu)(qiu)網(wang)(wang)中央高0.914,并(bing)用不(bu)超過(guo)5厘(li)(li)(li)米(mi)(mi)(mi)寬(kuan)(kuan)的(de)(de)(de)(de)白色網(wang)(wang)邊(bian)布包(bao)縫,每邊(bian)寬(kuan)(kuan)不(bu)得少(shao)于(yu)5厘(li)(li)(li)米(mi)(mi)(mi),也不(bu)得多于(yu)6.3厘(li)(li)(li)米(mi)(mi)(mi)。在球(qiu)(qiu)(qiu)網(wang)(wang)、中心帶、網(wang)(wang)邊(bian)白布或單打支(zhi)柱上均不(bu)得有(you)廣告。球(qiu)(qiu)(qiu)場(chang)(chang)兩端的(de)(de)(de)(de)界線(xian)(xian)(xian)(xian)(xian)(xian)叫(jiao)端線(xian)(xian)(xian)(xian)(xian)(xian)。球(qiu)(qiu)(qiu)場(chang)(chang)兩邊(bian)的(de)(de)(de)(de)界線(xian)(xian)(xian)(xian)(xian)(xian)叫(jiao)邊(bian)線(xian)(xian)(xian)(xian)(xian)(xian)。在球(qiu)(qiu)(qiu)網(wang)(wang)兩側6.40米(mi)(mi)(mi)處的(de)(de)(de)(de)場(chang)(chang)內(nei)各畫一(yi)條(tiao)(tiao)與(yu)球(qiu)(qiu)(qiu)網(wang)(wang)平(ping)行的(de)(de)(de)(de)橫線(xian)(xian)(xian)(xian)(xian)(xian)叫(jiao)做(zuo)發球(qiu)(qiu)(qiu)線(xian)(xian)(xian)(xian)(xian)(xian)。聯結兩發球(qiu)(qiu)(qiu)線(xian)(xian)(xian)(xian)(xian)(xian)的(de)(de)(de)(de)中點畫一(yi)條(tiao)(tiao)與(yu)邊(bian)線(xian)(xian)(xian)(xian)(xian)(xian)平(ping)行的(de)(de)(de)(de)線(xian)(xian)(xian)(xian)(xian)(xian),線(xian)(xian)(xian)(xian)(xian)(xian)寬(kuan)(kuan)5厘(li)(li)(li)米(mi)(mi)(mi)叫(jiao)做(zuo)中線(xian)(xian)(xian)(xian)(xian)(xian),中線(xian)(xian)(xian)(xian)(xian)(xian)與(yu)球(qiu)(qiu)(qiu)網(wang)(wang)成(cheng)\U+201C十\U+201D形(xing),將發球(qiu)(qiu)(qiu)線(xian)(xian)(xian)(xian)(xian)(xian)與(yu)邊(bian)線(xian)(xian)(xian)(xian)(xian)(xian)之間的(de)(de)(de)(de)地面分(fen)成(cheng)四個(ge)相(xiang)等的(de)(de)(de)(de)區域叫(jiao)做(zuo)發球(qiu)(qiu)(qiu)區。在端線(xian)(xian)(xian)(xian)(xian)(xian)的(de)(de)(de)(de)中心,向場(chang)(chang)內(nei)畫一(yi)條(tiao)(tiao)10厘(li)(li)(li)米(mi)(mi)(mi)長、5厘(li)(li)(li)米(mi)(mi)(mi)寬(kuan)(kuan)的(de)(de)(de)(de)垂(chui)直于(yu)端線(xian)(xian)(xian)(xian)(xian)(xian)的(de)(de)(de)(de)短線(xian)(xian)(xian)(xian)(xian)(xian)叫(jiao)做(zuo)中點。全場(chang)(chang)除端線(xian)(xian)(xian)(xian)(xian)(xian)可(ke)寬(kuan)(kuan)至10厘(li)(li)(li)米(mi)(mi)(mi)外,其(qi)他各線(xian)(xian)(xian)(xian)(xian)(xian)的(de)(de)(de)(de)寬(kuan)(kuan)度均不(bu)得超過(guo)5厘(li)(li)(li)米(mi)(mi)(mi),也不(bu)得少(shao)于(yu)2.5厘(li)(li)(li)米(mi)(mi)(mi)。

  全場各區(qu)的(de)丈(zhang)量,除中線外(wai)都(dou)從(cong)各線的(de)外(wai)沿計算。所有(you)的(de)線應是同一(yi)顏色。如在球(qiu)場后面放置廣告或其他(ta)物(wu)品(pin)時,則不得使(shi)用白色、黃色、任(ren)何(he)淺顏色。球(qiu)場后面的(de)司線員的(de)座椅上放的(de)廣告也(ye)不得使(shi)用白色或黃色、任(ren)何(he)淺顏色。

 

 

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