For instance, new technologies that are building upon existing technology have not found their footing well enough to appeal to a mass audience, because, in many cases, they need to work effectively with other devices to realize their full appeal.

Exploration Research on Mass Audience of Sport Magazines

体育期刊受众定位的探析

On the Female Mass Audience Study of China Since 1994

1994年以来的中国女性受众研究

In the 1970s efforts to prevent and control industrial pollution in China mainly concentrated on the control of point sources.

70年代，中国的工业污染防治主要集中在点源治理上。

Prevent and control the pollution of agricultural soil and water environment.

防治农业水土环境污染；

With a focus on city clusters and metropolitan efforts to prevent and control air pollution, and promote air-pollution treatment in key industries, according to the document.

以城市群、都市圈为重点，协同开展大气污染联防联控，推进重点行业大气污染深度治理。

Dust removal technology is one of the important techniques to prevent and control pollution and emission. Bag-type collectors are widely applied because of obvious advantages, such as good smoke separating effect, high dust removal efficiency, the compact structure and so on.

除尘技术是防治污染排放的重要技术，袋式除尘器因其具有烟尘分离效果好、除尘效率高、结构紧凑等优点而被广泛应用。

We tried hard to conserve energy, reduce emissions and prevent and control pollution. Energy intensity was cut by 3.7%, and emissions of sulfur dioxide and chemical oxygen demand decreased by 3.5% and 2.9%, respectively.

推进节能减排和污染防治，能源消耗强度下降3.7%，二氧化硫、化学需氧量排放量分别下降3.5%、2.9%。

We will continue to put more money in environmental protection. Efforts to protect the ecological environment and to prevent and control pollution will be intensified.

继续加大环保投入，加强生态环境保护和污染防治。

The community mechanism reshaped during this process is more efficient, and can efficiently prevent and control pollution in poultry raising.

在这一过程中，新的社区机制更有效率和活力，反过来能更有效地抑制和治理社区环境污染。

Transferring a production facility that causes severe pollution for use by a unit that is unable to prevent and control pollution.

（五）将产生严重污染的生产设备转移给没有污染防治能力的单位使用的。

However, the responsibilities of the parties concerned to prevent and control pollution shall not be exempted.

但是，不得免除当事人的污染防治义务。

We should continue our efforts to prevent and control pollution and protect the ecological environment.

应该继续努力防止污染，控制污染，保护生态环境。

Our government is trying to take measures to prevent and control pollution.

我们的国家正试图采取措施，防止和控制污染。

No unit shall be permitted to transfer a production facility that causes severe pollution for use by a unit that is unable to prevent and control pollution.

任何单位不得将产生严重污染的生产设备转移给没有污染防治能力的单位使用。

It is estimated by the Department of environmental protection that 80% of the pollutant was released by enterprises. So it is legitimately the enterprises' commitment to protect the environment, and to prevent and control pollution.

据环保部门估计，目前自然环境所遭受的污染物中大约有80%来自企业，因而由企业承担保护环境、防治污染的主要责任也就顺理成章。

The state shall protect the ecological environment of the grasslands, to prevent and control pollution.

国家保护草原的生态环境，防治污染。

Rescue workers were going door-to-door early Thursday looking for survivors.

救援人员挨家挨户上门周四早些时候寻找幸存者。

I'm sure the hard work done by rescue workers has kept thousands of people safe.

我相信救援人员的辛勤工作保障了成千上万群众的安全。

The rescue workers were all in tears when they saw this.

看到这情景，救援人员都在流泪。

Meanwhile, rescue workers are continuing to use heavy equipment to clear the site.

与此同时，救援人员继续使用重型设备清理坍塌现场。