Regulatory limits on the height and density of buildings constrain supply and inflate prices.

从法律层面上对建筑的高度和密度进行限制，降低了供给，也助推了房价。

The concentration of tritium released is set to come under the World Health Organization's regulatory limit, but such assurances have not been enough to assuage the fears of many in Japan and around the region.

释放的氚浓度将低于世界卫生组织的监管限制，但这样的保证还不足以缓解日本和该地区许多人的担忧。