The film surface of coated urea particles was checked by scanning electron microscopy ( SEM ).
通过扫描 电镜 检测包膜尿素和膜层的形貌特徵.
网络文摘精选
When machine level is checked every time, table surface grinding is necessary.
每次检查机器水平度, 桌面都需要磨平.
互联网摘选
最后进行了滑坡整治工程效果验算和潜在滑动面的搜索。
互联网摘选
多元醇吸附在泥页岩颗粒表面,改变其表面电荷,压缩扩散双电层,抑制泥页岩颗粒水化;
互联网摘选
