Coal bearing Clastic Rock Formation
bearing bearing of pile
桩的承载力
聚对苯二甲酸乙二醇酯(PET)
聚对苯二甲酸乙二醇酯
bearing property
承载性状
承载性能
承载特性
受力特性
质子交换膜燃料电池
聚合物电解质膜燃料电池(PEMFC)
hydrocarbon bearing property
oil-gas bearing property
static load bearing property
coal and coal gas opening together
coal and coal industry of Shanxi
coal and coal processing in Shanxi
coal bed methane and coal coordinative development
coal bed methane in coal mine area