Using sodium water glass with super low mode, carbonization and press coating problems during manufacture can be solved.

采用超低模数的钠水玻璃可以有效解决高纤维素焊条的碳化和压涂问题。

youdao

There are some problems in modelling karst water circulation using hydrological model as lack of information of groundwater distribution in karst system (black box or grey box).

由于岩溶地下水分布难以量测，岩溶水文系统多为黑箱或灰箱，采用岩溶水文模型量化其水循环过程常存在许多疑难问题。

youdao

HT fractured reservoir high-temperature water shutoff agent has been developed by using secondary crosslinked gel in accordance with problems of high permeability and high leakage.

针对高温裂缝性油藏堵水中存在的高渗透和高滤失问题，采用二次交联凝胶技术，研制了HT裂缝性油藏高温堵剂。

youdao

In Virginia and North Carolina, rain caused problems for counties using optical-scan paper ballots after water dripping off of wet voters rendered the ballots unreadable by scanners.

CNN: Movie star among voters running into problems

In the 2011 Budget, the government committed to using public expenditure to support households who face problems paying for their water, and households in areas with particularly high water charges.

BBC: Water Bill will 'correct inequality' - minister

The lack of progress has led a number of Baltic countries to consider technological interventions, or so-called "geoengineering" ideas (large-scale solutions to environmental problems), such as pumping oxygen into the water, and using chemicals to bind pollutants in sediments, in a bid to save the Baltic.

CNN: Can oxygen pump breathe life into ocean 'dead zone?'