documented

The problem is well documented.

这个问题有很多依据。

The painting's history has been checkered. There are nearly a hundred well-documented copies and versions of the work.

这幅画的历史错综复杂,它有将近100幅证据充分的摹本和版本.

The harmful effects of caffeine had long been documented in textbooks.

咖啡因的有害作用早已见诸教科书.

As promised , O'keefe had documented his charge.

奥基夫如约把他的揭发写成了书面材料.

The colonization of rhizobia on the roots of legumes and nonlegumes has been well documented.

豆科和非豆科植物根上瘤菌的群集现象曾被很好地证实过.

The function of magnesium in the chlorophyll structure is well known and documented.

镁在叶绿素结构中的功能,早已为人们清楚地阐明,且也得到文献记载.

The Foreign Secretary's views on the treaty are well-documented and oft-repeated.

外交大臣就该条约发表的观点有大量记述并被屡屡提及。

Is there a documented Environmental Management System ( EMS )?

是否有形成文件的环境管理体系 ( EMS )?

This work is documented in the scientific literature.

这一著作被列为科学文献。

The effects of smoking have been well documented.

有关吸烟的影响记录翔实。

The main attractions of the Big Apple are well documented.

对纽约的主要旅游胜地有详细的记载。

The book is highly documented.

这本书记录了大量史实.

It is therefore not surprising that self-retardation is not well-documented in the systems we are considering.

因此,在我们所考虑的体系中,自缓聚作用尚未完全证实是不足为奇的.

Have and responsibilities within your organisation been defined and documented?

是否有对组织内的权责作出定义和书面化?

Incidents will be investigated promptly and documented if possible.

公司将对此案件立即采取调查并尽可能诉诸文字.