loose material

基本解释

The coating surface must not have the fat, the dust dirty and the loose material, the newly built wall needs fully bone dry.
需上漆的表面要无油脂、尘污和松散物质，新建的墙壁需充分干透。
It's used in removing of snow, featured with quick speed and high efficiency. It's also used in clearing away or stocking of loose material.
该机用于清除积雪作业，具有行驶速度快、除雪效率高等特点。也可以用于清理或堆积松散物料的作业。
Debris flow occurrence is determined by the follow factors calamitous rainstorm, unstable loose material state of valley and water-sand restrict condition.
泥石流发生是灾害性降雨过程和流域内不稳定的松散物产状与制约水、沙输移的河沟条件所决定的。

Hecla has received approval from MSHA to remove the loose material from the shaft, said Phillips S. Baker Jr.
FORBES: Hecla Officials Anticipate Clean-Up Of Mine Shaft Can Begin In Few Weeks
Let me just quickly say, at the current pace, the president will not secure the loose material in the Soviet Union, former Soviet Union, for 13 years.
NPR: Transcript of Presidential Debate
There was a lot of loose nuclear material that was vulnerable to potential smugglers, to potential infiltration.
WHITEHOUSE: President Obama Makes a Trilateral Announcement with the Presidents of Russia and Kazakhstan