针孔
pinhole
pin hole; pin-hole; pinhole
针孔馈送表格纸
pinfeed form
针孔裂缝
pin-hole leak
针孔喷雾
needle spray
针孔润滑器
needle lubricator
针孔透镜
aperture lens
针孔照相机
pin-hole camera
针孔状瞳孔
pinhole pupil
栅式接受站
grid reception stations
正式接见
durbar
幼犊接触传染性肺炎病毒
contagious pneumonia virus of young calves
与其他货物接触受损
damage through contact with other cargo
与他物接触
contamination
运作中电枢和极块接触所引起的声音
armature-impact contact chatter
早接触
premature contact
粘土接触
clay contacting
粘土接触过程
clay contact process
瘴气及接触的
miasmatic-contagious
正常闭合接触
normally closed contact
正常接触
normal contact