水源

Our water supply is becoming polluted with nitrates.

我们的水正受到硝酸盐的污染。

There is a supplementary water supply in case the rain supply fails.

万一主水, 我们另外有供水的地方。

Also important are the protection of water supplies, the control of poaching, and improved monitoring of equid populations.

另外，保护水、阻止盗猎，以及提升监测野马族的技术，也都是亟待进行的工作。

The premonitor of gushing water and recognition of origin - water are expounded, and put forward the predictive melhod of gushing waler.

详细阐述矿井突水征兆和突水水的识别,提出矿井突水测的方法。

Filter bed should be exposurd as less as possible because alternation of exposure and immersion is disbennifit to the penetrability of filter bed.

依据水质资料分析水水质安全保障。

Coking residuary water contains phenol and cyanogens, which contaminate water source badly. Therefore, the coking residuary water has to be dealt with and discharged.

焦化含酚、氰污水的来很广,对水污染严重,焦化污水必须加以处理,合格后才能排放。

It is concluded that the efficiency of purifying water quality and conserving water resource can be enhanced through planting hydrophytic aquatic vegetation in wetlands.

从数据统计结果来看，应善用水截留功能，藉由设计排列及规划佔地面积，以达到净化水质、涵养水之功效。

Deposit solid human waste in catholes dug 6 to 8 inches deep at least 200 feet from water, camp, and trails. Coer and - disguise the cathole when finished.

置排泄物的小洞必须六至八寸深，离水、营地及步道至少两百尺。事毕掩埋并掩饰。