水源

Our water supply is becoming polluted with nitrates.

我们正受到硝酸盐污染。

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

万一主断了, 我们另外有供地方。

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

另外，保护、阻止盗猎，以及提升监测野生马族群技术，也都是亟待进行工作。

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

详细阐述了矿井突征兆和突识别,提出了矿井突测方法。

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

依据质资料分析了质安全保障。

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、氰污来很广,对污染严重,焦化污必须加以处理,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，应善用生群截留功能，藉由设计群排列及群佔地面积，以达到净化质、涵养之功效。

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.

置排泄物小洞必须六至八寸深，离、营地及步道至少两百尺。事毕掩埋并掩饰。