In order to design the prestressed rock anchor reasonably, it is necessary to know the stree - field.
為了合理設(shè)計(jì)高噸位預(yù)應(yīng)力巖錨, 必須清楚巖錨的應(yīng)力場(chǎng)情況.
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Guangzhou Singing and Dancing Group Add : No 14 , Ding Xing 1 Stree, Sha He, Guangzhou Tel: 87201631.
廣州歌舞團(tuán)廣州市沙河頂新一街14號(hào)87201631.
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