protective measure

基本解释

The members themselves welcomed this decision as a protective measure, and not as an attempt to veil their deliberations and decisions in secrecy.
委员会成员们欢迎这一决定，认为这是一项保护性措施，而不是秘密掩饰其讨论情况和作出的决定。
This can serve as a protective measure for your organization but perhaps more importantly can help to prevent harmful disclosures from employees online.
这是一种对组织的保护性措施，也许同时更重要的是能够避免雇员在网上暴露重要信息，产生不良后果。
In a sign of the anger that the fraud has stirred, US marshals were positioned behind Madoff, who was dressed in a dark suit and white shirt, in court as a protective measure.
由于迹象表明骗子麦道夫激起了民愤，作为一种保护措施，在法庭上美国司法部的执法官们站在身着黑西装白衬衫的麦道夫身后。

Finally, much like the risk equation information security professionals use when deciding what defensive measures to put in place, in essence figuring out if the benefit of a protective measure exceeds its cost (in money, resource time, etc.), attackers are at least subconsciously using a similar mechanism.
FORBES: The Real Lessons Of Gawker's Security Mess
Without such a protective drug, women who have the gene can either watch and wait or have their breasts removed as a preventive measure.
FORBES: Old Breast Cancer Drug Brings in New Money

防护措施
Then discovers using the Gray Relation Analysis method corrodes the influence big factor to the casing steels, in order to take the effective protective measure.
然后利用灰色关联分析法找出对套管腐蚀影响较大的因素，以便采取有效的防护措施。
防腐措施