temporary water meaning in English

季节性地下水
季节性水

Designed to retrofit backflow protection onto fire hydrants used for temporary water service
适用于用在临时性水应用的消防栓上的防回流阀的更新改造。
In this paper , the characteristic of ecological distribution of the order aulonoraphidinales has been discussed . the result showed that the characteristic influenced by regional climate and situation is not notable , but the influence from located water body is relatively obvious , the number and quantity of those species is richer in temporary water body , seep water beside lake and marsh , yet less in brook , river , lake and other water body
发现管壳缝目硅藻的分布受区域气候、地理位置等的影响并不显著，而受所处水体的小环境的影响较为明显，在临时性水体以及湖边渗出水、沼泽中管壳缝目硅藻的种类多，数量也多；而在溪流、河水、湖水等水体中种类和数量都很少。