1.
It is believed that such a level is of no significance to human health having regard to natural background levels.
令人信服的是,考虑到自然本底值,这样小的放射水平对人体健康是无关紧要的。
2.
technology can only simulate nature partially, but cannot recreate nature.
技术本身不可能彻底消除技术事故和灾难; 技术可以局部模拟自然,不可能再造自然;
3.
automatic background-correcting spectrometer
自动本底校正光谱仪
4.
Nature in heart, bliss of solitude:On Wordsworth s reflections on nature;
自然心底存 欢愉孤寂时——论华兹华斯自然观
5.
"Nature" Creativity,Depth Shown Out--On the Natural Deposit of Advertising Creativity
“自然”创意,深度出来——浅谈广告创意的自然底蕴
6.
By subjecting nature as well as society and its institutions to a searching, fundamental analysis, the Greeks became the philosophical teachers of the Western world.
希腊人通过对自然、社会和社会制度进行彻底的，基本的分析，成了西方世界的哲学先师。
7.
Then, with a Bunsen burner, the surface is thoroughly seared.
然后，用本生灯彻底烧灼表面。
8.
I'll just wait for it to finish rewinding, and then reload it...
我正等它自动卷片，然后再重新装底片。
9.
On Brief Discussion on Natural Calamities and Their Prevention and Cure in Loudi Before 1949;
解放前湖南娄底的自然灾害及其防治
10.
Men turned to nature itself.
人们开始面向自然本身。
11.
clear drops of natural spring water
滴滴清泉，自然本色
12.
Shinto is the natural indigenous religion of Japan.
日本之神道教是日本本土的自然教。
13.
With all my tricks, the blockheads have been too many for me at last.
我骗人的本事虽然好，到底还吃了这班蠢人的亏。
14.
The base of the natural system of logarithms, having a numerical value of approximately2.7183.
自然对数体系中的底数，其数值约为2。7183
15.
Expressed in terms of a designated power of e, the base of natural logarithms.
幂的表示以e为底的自然对数的被指明的幂的
16.
The rim or uppermost edge of a hollow container or natural basin.
边沿，边缘浅底容器或自然盆地的边缘或最上边
17.
About the end of April, his temperature dropped to 37°C spontaneously.
大约在4月底，他的体温，自然地降到摄氏37度。
18.
Research of Coal Spontaneous Combustion Prediction of 2268 Mechanization Gob in Shi Zui Shan 2# Mine;
石嘴山二矿2268（底）综放采空区自然发火预测研究