Drawing Design
400M Qhov yuav tsum tau muaj:
Kev ua lub hauv paus
Asphalt foundation xav tau
Cov chaw tso dej
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Embedded qhov chaw installation:
Basic Surface Requirements asphalt:
1. Siv cov ntaub ntawv hauv dej los muab lub hauv paus nto thiab khi nws qhov khoob hauv asphalt pob zeb.
2. Ua ib qho kev ntsuas dej kom paub qhov kev nyuaj siab.
3. Siv cov ntaub ntawv hauv dej los ua kom muaj kev ntxhov siab tsawg, thiab siv sij hawm ntev dua cov khoom.
Ib txoj kab ncaj nraim nrog dej dav ntawm 2m yuav tsum tau muab txhuam ntau zaus tsis muaj pob. undulating nthwv dej.
4. Sim ua kom txoj kab nqes raws li cov dej ntws.
5. Siv lub pob zeb grinder los zom cov convexity siab.
6. Lub tshuab tag nrho yog polished los ua ib tug du, huv si thiab ntxhib nto, yooj yim rau kev sib txuas ntawm lub hauv paus nto khov kho.
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Cement:
1. Tshawb xyuas qhov flatness ntawm lub hauv paus,
2. Siv lub pob zeb grinder los zom cov convexity siab,
3. Sau cov khoom qis qis nrog cov khoom siv hauv dej,
4. Ntxuav, txiav thiab polish lub expansion sib koom ua ke rau hauv lub V-shaped lub qhov ncauj, sab hauv yog ua npuas ncauj strips thiab puv nrog kev caulking kua nplaum.
5. Tom qab lub zuag qhia tag nrho leveling, qhov saum npoo yuav tsum muaj kev waterproofed.
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Kev teeb tsa:
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Cov cuab yeej ua kis las yuav tsum tau nruab rau 400m tus qauv kev taug qab thiab thaj chaw:
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Ntev dhia thiab dhia mus txawv tebchaws
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Pole Vault
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Hlau voj voog rau Hammer
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Teeb ntawm Achors rau IAAF Pom Zoo Kev Tso Cai
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Aluminium detachable curb
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