到17世纪后半叶时, 小的手提式暗箱已经很普通了.By the later part of the sixteen hundreds , small hand - held camera obscuras were commonplace.暗箱操作使得他们看起来更加阴险.Lack of transparency makes them seem the more villainous.应该采用方法防止任何可能的暗箱操作.Measures ...
它由一对同轴的圆筒组成.It consists of a pair of concentric cylinder.样品光谱是通过将小型管固定器与纤维之间同轴的方式获得的.The sample spectra were obtained with the cuvette holder in - line between the fibers....
Purpose : To study the radiological features of primary malignant fibrous histiocytoma ( MFH ).目的: 探讨原 发性 恶性纤维组织细胞瘤影像学特征.Objective To explore the clinical characteristics, diagnosis and treatment of malignant fibrous his...
"That's the weirdest thing I've ever seen," marveled Carl.卡尔惊叹道：“那是我所见过的最怪异的事情了。”We all marveled at his success.我们对他的成功感到惊奇.Her fellow members marveled at her seemingly infinite energy.她的同事们对她似乎无穷的精力大为惊叹。...
I wanted to believe like I believed last year — that Santa was a big fat elf in a red suit.我想要像去年一样深信不疑——圣诞老人是个穿红衣的胖精灵." Our Pearl is a fitful and fantastic little elf sometimes.“ 我们的珠儿有时候是个让人捉摸不定的小精灵.Some of those child...
Genius is the power to labor better and more availably.天才就是更好、更有效的劳动.Chitosan can availably promote Tilapia special growth ratio.壳聚糖对罗非鱼的特殊增长率也有显著性影响.The simulated result shows that the proposed method can be applied to ...
Try to support each other when one of you is feeling down.当有人觉得情绪低落时，要努力相互打气。A smallholding in the hills could not support a large family.山间的一小块耕地是不可能养活一大家人的。Lumbar support is very important if you're driving a long...