keystone造句

Advancing suburban assurance is the difficulty and keystone of domestic insurance enterprise.
发展农村保险是我国保险业发展的难点和重点.

Quantitative measurements of one sort or another serve as the keystone of engineering practice.
定量测定一种或多种成分是环境工程中的重要项目.

Keeping inflation low is the keystone of their economic policy.
将通货膨胀率保持在较低水平是他们经济政策的主旨。

The keystone to any marriage is one word: " WE ".
任何婚姻的基石只有两个字: “ 我们 ”.

The essentiality of fund and financing is the keystone of expatiation.
资金和资金筹集的重要性是阐释的重点.