Finally the structures were released in a 49 % HF etch.最后在49%F中腐蚀形成这些结构.More often , all of the materials etchant have a finite etch rate.剂中的材料都具有一定的刻蚀速率.Can some one suggest a suitable etch or sequence of etches to achi...
Offenders will be liable to a seven-year prison term.违犯者可判处7年监禁。Such a figure is liable to be attacked as a blasphemer.这样的人很容易被人抨击为亵渎神明。Tenants remain liable if they pass on their lease.如果房客将房子转租，他们仍承担责任。...