time of exposure

It is proposed to decrease exposure time of mining excavation to minimum and fill the excavation quickly using new filling method for security.

为确保采矿安全，减少采场空顶时间，采用了强采快充方法，并提出了快速充填具体办法。

And there are some in the financial world who argue that the direct effects of a grexit would now be limited because banks have had the time to cut their exposure to Greece.

金融界也有人认为，现阶段希腊退出欧元区的直接影响有限，因为银行业此前已有机会缩小对希腊的风险敞口。

With the extension of exposure time, total haemocytes density decreased significantly.

随着染毒时间的延长，总血细胞的密度显著下降。

Lifelong exposure to green space in the living places was recorded — using the information on the children's addresses from birth up through to the time of the study.

通过记录孩子从出生到研究期间的住址信息，他们在生活环境中终生接触绿色空间的情况得以记录下来。

Using NSES to adjust nuclear tools, the exposure time of radioactive sources can be decreased by ten times, and the harm to operators is decreased greatly.

使用NSES可以成十倍地减少调试操作时的放射性同位素源曝露时间，降低对工作人员身体的危害。