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- Asphalt is used for making road surfaces. 沥青常用于铺路。
- He covered over the hole in the roof with a piece of asphalt felt. 他用一块沥青油毡盖住了房顶的漏洞。
- The workers mixed the asphalt with sand and gravel together. 工人们把沥青和沙子、石块混合在一起。
- Propane may also be used as LPG. 丙烷也可用作液化石油气。
- How come we've been using propane, and nobody knew? 为什么我们实际上已经在使用丙烷，但是确没人知道?
- If you use green gas, you're already using propane. 如果你已经在用绿气了，实际上你已经在用丙烷了。
- So it's really propane? How can you be sure? 那么你怎么确定它就是丙烷的呢?
- By itself, propane has very little smell. 而丙烷本身的味道很小。
- Coarse crumb rubber is apt to deposit in asphalt. 粗的橡胶颗粒容易在沥青中沉淀。
- Available in R22, R497C and R290 (propane). 可在r22的，r497c和r290的（丙烷）。
- The road was metalled, then asphalt was laid. 道路被铺上碎石子，然后再铺以沥青。
- The asphalt pavements are very clean. 那些沥青的铺道，是很干净的。
- The network of asphalt concrete mixer. 沥青搅拌设备网。
- Yes both of us need her, this is the asphalt world. 是的,我俩都需要她,在这沥青世界。
- Most streets are laid with asphalt. 多数街道是用柏油铺的。
- We used asphalt to surface over the driveway. 我们使用沥青铺设马路与道的路面
- So, why should I fill my gun with propane instead of green gas? 那么为什么我要用丙烷来替代绿气?
- They're walking on the asphalt road. 他们正行走在柏油路上。
- And this is what happens when lightning hits a propane tank. 当闪电击中丙烷气罐，就发生（看到的）情景。
- The street is paved with asphalt. 街道被铺上柏油。
