亚洲黄色视频

常見棒球場地結構層是怎樣組成的?

2021-02-05 11:53:20  來源:  字號:【亞洲黃色視頻:  亞洲黃色視頻:  亞洲黃色視頻:】  瀏覽:6

 棒(bang)球場地的面層(ceng)(ceng)是由土(tu)層(ceng)(ceng)和草(cao)坪(ping)兩部(bu)分組成。見(jian)圖(tu)3.3.1及圖(tu)3.3.2兩種。其(qi)結構層(ceng)(ceng)因條件不(bu)同組成也有不(bu)同,如(ru)土(tu)質(zhi)層(ceng)(ceng),天然草(cao)坪(ping)層(ceng)(ceng),人造草坪層等。但(dan)在同一場地內應選用同一種草坪。

 

常見土(tu)(tu)質(zhi)場(chang)地結(jie)構,表面(mian)為(wei)(wei)經加工處(chu)理(li)過的(de)燒結(jie)土(tu)(tu)作面(mian)層(ceng)(ceng)(ceng)(ceng)(ceng),基層(ceng)(ceng)(ceng)(ceng)(ceng)為(wei)(wei)砂礫或(huo)天(tian)(tian)然(ran)砂石見圖(tu)3.3.2.草(cao)坪場(chang)地結(jie)構:天(tian)(tian)然(ran)草(cao)坪主要由天(tian)(tian)然(ran)草(cao)苗、肥土(tu)(tu)層(ceng)(ceng)(ceng)(ceng)(ceng)、砂性土(tu)(tu)層(ceng)(ceng)(ceng)(ceng)(ceng)、礫石層(ceng)(ceng)(ceng)(ceng)(ceng)、土(tu)(tu)層(ceng)(ceng)(ceng)(ceng)(ceng)組成(cheng)見圖(tu)3.3.2.人造(zao)草(cao)坪主要由人造(zao)草(cao)、瀝青混凝(ning)土(tu)(tu)基層(ceng)(ceng)(ceng)(ceng)(ceng)、無(wu)機結(jie)合(he)料底(di)(di)層(ceng)(ceng)(ceng)(ceng)(ceng),或(huo)由人造(zao)草(cao)、水泥混凝(ning)土(tu)(tu)基層(ceng)(ceng)(ceng)(ceng)(ceng)、白灰土(tu)(tu)底(di)(di)層(ceng)(ceng)(ceng)(ceng)(ceng)等(deng)組成(cheng)見圖(tu)3.3.2

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