- 相关词组
- periscopic lens周视镜片
- pin-hole lens针孔透镜
- perfect focusing mass spectrometer完全聚焦质谱计
- pin-hold lens膜孔透镜
- photographic field lens摄影物镜
- pantoscopic lens广角透镜
- pancratic lens可调节物镜;可调光焦透镜
- parent focusing母聚焦
- pick-up lens摄像镜头
- periodic field focusing周期场聚焦
- outer lens外透镜
- phase Fresnel lens菲涅尔相位透镜
- pinhole lens针孔透镜
- particle lens粒子透镜
- permanent magnet focusing永磁聚焦
- panoramic lens全景镜头
- photographic lens照相透镜[镜头]
- parabolic lens抛物线透镜
- perfect lens理想透镜
- photochromic lens blank光致变色镜片毛坯
- 今日热词
- 热门搜索
- in the morning 在早晨;在上午;第二天上午;次日上午
- homework n.家庭作业;功课;
- pala 帕拉
- flare gun 信号枪;
- dop abbr.dressing-out percentage 屠宰率;developing-out paper 显影纸;dermo-optical perception 皮肤光感;designated overhaul point 指定检查点;n.酒;
- rake n.耙子;放荡的男人,舞台等的倾斜度,;vt.& vi.搜索;以耙子耙平(泥土等);用耙子把…耙在一起;(翻阅旧记录、文件等以)搜寻事实等;
- unconditional adj.无条件的,绝对的;无限制的;无保留的;
- do not crush 切勿压挤;请勿挤压;
- ill adj.有病的;有害的;不吉利的;n.困难;恶行;
- visa n.签证;
- nervous adj.神经紧张的;神经质的;神经的;
- undertake v.承担;承诺;