To understand correctly the dialectical relationship between pureness and impureness is important for guiding and promoting the political, economic and cultural construction of China.

A witness's credibility noticeably diminishes as the enormity of the crime or the unlikeliness of its circumstances increase.

罪行越严重，情节越难以置信，证据的尺度应越严格。

The acrobatic performances combining beauty, thrill, surprise and inconceivability.

美、险、奇、绝的杂技表演。

High-tech is changing many aspects of our life by unanticipatory speed, it updates our world quickly with each passing day, even inconceivability.

高科技正以一种几乎无法感知的速度改变着我们生活的方方面面，使我们生存的世界日新月异，甚至变得有些不可思议。

But when the time goes by I found so many things that make me inconceivability.

随着时间的流失我发现了很多让我觉得是不可思议的事情。

Test study on watertightness of waterproofing layer on concrete bridge deck

混凝土桥面防水层不透水性能试验研究

Study on the Test Technique for Longitudinal Watertightness of Electric Cables

电缆纵向水密封性能检测技术研究

In that case, special stuffing tube will be used to keep the watertightness.

那样的话，需要安装专用的密封过管来确保水密。

Construction and Airtightness Tests of the Grain Silos at Lianyungang Port

连云港气密性散粮筒仓的施工及检验

Methods and Strategies to Improve Watertightness and Airtightness of Curtain Walls

提高石材幕墙水密性及气密性的方法和对策

An Experimental Research into the Influence of Airtightness on Indoor Pollutant Concentration in Civil Buildings

民用建筑气密性对室内污染物浓度影响的实验研究

Analysis of measurement value of airtightness

气密性试验测定值的分析

Equivalent test of aircraft static pressure system airtightness

飞机静压系统气密性的等效检验

The airtightness test method without damage about rigid sealing packaging

刚性密封包装密封性能的无损检测方法

Discussion on Airtightness Detecting Device for Mine Parts based on PLC

基于PLC的水雷器件气密检测装置探讨

This gives the fabric the excellent levels of waterproofness and breathability that the brand is famous for.

这给予织物优良的防水透气水平，并以此为闻名品牌。

Rands add to a boot's overall waterproofness and protect the upper from abrasion.

护皮增加鞋的全面防水能力，保护鞋面不受磨损。

However, acrylate based polymers possess poor higher and lower temperature resistance and poor waterproofness due to their macromolecular structures.

但是丙烯酸酯聚合物的分子结构决定了它耐高、低温性及耐水性能较差。

Plastic mountaineering boots provide absolute waterproofness and are extremely durable.

塑料高山靴提供了绝对防水以及非常耐久的性能。

Improve the waterproofness of coating film by irradiating of electric-magnetic wave

用电磁波改善涂布层耐水性

Balances the best performance in breathability, waterproofness, and water repellency with excellent durability.

很好的平衡了纤维的透气性，防水性和防水的良好持久性。