| ประโยคภาษาจีน : 中文句子 | 
|---|
|  zài在  tóng砼  qián hòu前后  jiē接  chá槎  chù处  jiā qiáng加强  zhèn振  dǎo捣  dàn但  yě也  bù néng不能  guò dù过度  zhèn振  dǎo捣  yǐ fáng以防  tóng砼  fā shēng发生  cū粗  gǔ liào骨料  xià chén下沉  hé和  fēn céng分层  lí xī离析 | 
| At the contact point of concrete, intensify the movement of vibrator, but not so fast, otherwise coarse aggregate will submerged and separated. |