×

face surface meaning in Chinese

正面

Examples

  1. Observation and research of mining working face surface rock shifting
    采煤工作面地表岩移观测研究
  2. Concise fuselage face surface can be installed or used 35mm wide din track installation
    简洁机身75x132x48 mm可面板表面安装或利用35mm宽的din轨道安装
  3. The missions continue in operations northern watch and southern watch over iraq , where pilots face surface - to - air missiles and anti - aircraft artillery
    在伊拉克南北禁飞区行动中这样的任务还在继续,在那里飞行员要面对地对空导弹和防空火炮的威胁。
  4. The present work indicates the organic nf membranes and the inorganic nf membranes all have shortages , so develop composite nf membranes that have low cost , mechanically strong and thermally / chemically - resistant , easy to cleanout and good performances is a very important task . in this paper , the preparation of inorganic - organic composite nf membranes were presented . this composite comprise a porous sio2 / al2o3 support substrate , the pore diameters of which ranging from 10 to 15 nm , this inorganic support substrate having a polymer membrane which comprises an polyvinyl alcohol ( pva ) or polyamide ( pa ) densely deposited on at least one of the face surfaces thereof , the structural porosity of such pva and pa membrane ranging from 3 to 5 nm
    本论文以开发无机?有机复合纳滤膜为出发点,首先在al _ 2o _ 3多孔微滤膜上利用溶胶?凝胶法制备sio _ 2 al _ 2o _ 3无机复合超滤膜作为无机?有机复合纳滤膜的基膜;选用聚乙烯醇和聚酰胺为表面功能层材料,分别探讨了以羟基丁二酸和磺基水杨酸为混合交联剂,采用浸涂法制备了聚乙烯醇sio _ 2 ? al _ 2o _ 3复合纳滤膜;以均苯二甲酰氯、哌嗪和二胺为单体,采用界面聚合法制备了聚酰胺sio _ 2 ? al _ 2o _ 3复合纳滤膜,并对影响膜性能的诸多因素进行系统研究。

Related Words

  1. faced
  2. face
  3. facing
  4. faces
  5. face subobject mode
  6. face support
  7. face surface mirror
  8. face symbol
PC Version

Copyright © 2018 WordTech Co.