What is status of MBO? Whether MBO itself has defectiveness or China's system circumstances have faultiness?

Standing is not, after all, physically demanding for most people, and some scientists have questioned whether merely standing up-without also moving about and walking-is sufficiently healthy or if standing merely replaces one type of sedentariness with another.

毕竟，对大多数人来说，站立不是生理需求。有些科学家质疑，只是站立——不动，也不行走——是否足够健康；站立是否只是另一种形式的久坐。

Standing is not, after all, physically demanding for most people, and some scientists have questioned whether merely standing up without also moving about and walking is sufficiently healthy or if standing merely replaces one type of sedentariness with another.

毕竟，对大多数人来说，站立不是生理需求。有些科学家质疑，只是站立不动，也不行走是否足够健康；站立是否只是另一种形式的久坐。

The health consequences of this sedentariness are well-documented.

久坐会带来健康隐患，这一点证据确凿。

The very slothfulness of the mind is a wastage of energy, as is the laziness of the body.

正是心灵的懈怠造成了能量的浪费，如同身体的懈怠一样。

He teaches with a barely suppressed aggression, refusing to tolerate teenage slothfulness.

他授课带有抑制不住的煽动性，他不能容忍青少年的懒惰性。

As everything is the unity of pureness and impureness, both have their value as well as significance, and they can transform into each other under certain conditions.

任何事物都是纯与不纯的统一体，纯与不纯各有其存在的价值和意义，并在一定的条件下相互转化。

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

正确认识纯与不纯的辩证关系，对于指导和促进我国的政治、经济、文化建设，具有重要意义。

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