词语大全 natural barrier造句 natural barrierの例文 "natural barrier"是什麼意思

Posted 2022-08-21 文

篇首语：知识是到达天堂的翅膀。本文由小常识网(cha138.com)小编为大家整理，主要介绍了词语大全 natural barrier造句 natural barrierの例文 "natural barrier"是什麼意思相关的知识，希望对你有一定的参考价值。

词语大全 natural barrier造句 natural barrierの例文 "natural barrier"是什麼意思

natural barrier造句 natural barrierの例文 "natural barrier"是什麼意思 以下文字资料是由(本站网www.lishixinzhi.com)小编为大家搜集整理后发布的内容，让我们赶快一起来看一下吧！

The last great natural barrier in western germany had been crossed .
德國西部最后一個天塹就這樣越過了。

Healthy, skin, mucous membranes, and cipa are natural barriers to many viruses .
健康的皮膚，粘膜和纖毛是許多病毒的天然屏障。

The cable system is ideal for spanning natural barriers of wide rivers, deep valleys, or ravines .
這種鋼索體系是跨越寬河道、深丘谷或深山谷天然障礙物的理想體系。

South there isyuhua natural barrier ,
內有藏兵洞

The sahara desert is a natural barrier beeen north and central africa
撒哈拉沙漠是北非與中非之間的天然屏障。

The mountains on both sides are natural barriers embracing a naval base inside
它就像一座天然的屏障，將軍港環抱在臂彎之中。

Transdermal patches ( which rely on absorption through the skin ) for nicotine depvery have bee a mainstay for smoking cessation programs ; however , they have not been a widely effective depvery mechanism for many drugs because the skin acts as a natural barrier
用于尼古丁給藥的透皮貼劑（依賴于皮膚吸收）已經成為了戒煙治療的主要力量；但是，由于皮膚的天然屏障作用，該項技術沒有廣泛應用于其它藥物的有效施藥。

According to the abundance well logging , mud logging and core analysis data , gaotaizi reservoir has been classified into four sand group with the principle of cycle parison and classified control . based on the detailed study of pthologic character , sedimentary structure , paleontologic fossils , depositional sequence , rock association and logging data , the microfacies of the studied area are divided into such seven types : subaqueous distributary channel microfacies ; river mouth bar microfacies ; subaqueous interdistributary channel microfacies ; subaqueous crevasse channel microfacies ; subaqueous natural barrier microfacies ; distal bar microfacies ; delta front sheet sand microfacies . the characteristic of each sedimentary microfacies are described detailedly
通過研究大量測井、錄井資料和巖芯資料，依據“旋回對比，分級控制”的原則，把研究區高臺子油層劃分為g 、 g 、 g 、 g四個砂層組。通過對研究區巖性、沉積構造、古生物、沉積序列、巖石組合及測井曲線特征進行研究的基礎上，認為研究區高臺子油層屬于三角洲前緣亞相沉積，并將研究區沉積微相劃分為：水下分流河道、河口壩、水下分流河道間、水下決口扇、水下天然堤、遠砂壩、席狀砂等七種微相類型。

On the basis of the analysis on the yangtze vole \' s disaster history and condition in dongting lake area , the influence of the lake beach \' s environmental evolution on the vole disaster is studicd in this paper . the rise of low - middle - level beach area causes the vole \' s population explosion , the reduction of high - level beach area forces the voles into the farmland during the flood season , and the emergence period \' s continual increase extends the vole \' s habitat areas and forces them to migrate into the farmland . the discarded dike provides a rest place halfway for the voles , which escape the flood , and the natural enemies of the voles , which are a natural barrier against the vole \' s population expansion , decreases . according to this study , the conclusions are put for ward as follows : after three - gorge project \' s construction it will produce great influences on the beach evolution in dongting lake area , leading to the changes of the vole \' s ecological environment situation and resulting in the vole \' s population changes which deserves attention
在分析洞庭湖區東方田鼠暴發成災史及災情的基礎上,研究了洞庭湖區洲灘演變對東方田鼠暴發成災的影響.研究認為,中低位洲灘出露面積不斷增大使東方田鼠種群迅速膨脹,高位洲灘出露面積減小造成汛期東方田鼠大量向垸內農田遷移;湖區洲灘冬春季連續出露天數增加延長了東方田鼠的繁殖期;汛期洪峰水位增高,洲灘大面積淹沒迫使東方田鼠大量遷向垸內;湖內廢棄湖堤為東方田鼠逃避洪水提供了中途休養之地;洲灘地抑制東方田鼠種群膨脹的天敵數量已大大減少.據此,本文指出,三峽工程建成后將對洞庭湖區洲灘演變產生重大影響,因而將改變東方田鼠種群生態環境條件,引起種群動態變化,值得注意

It\'s difficult to find natural barrier in a sentence. 用natural barrier造句挺難的