Previous core biopsy was reported as DCIS, nuclear grade 2.

以前粗针活检报告为DCIS，核级别2级。

youdao

This method has met the technical requirements for carbon analysis in nuclear grade sodium.

该方法满足了核级钠对碳分析所要求的技术指标。

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The utility model discloses a transmission mechanism, in particular to a remote transmission mechanism of nuclear grade valve of nuclear power plant.

本实用新型公开了一种传动机构，特别是一种核电站核级阀门远传机构。

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The U.S.government says Tehran is trying to make weapons-grade nuclear material.

VOA: standard.2010.06.29

Unfortunately for Kodak, not even weapons-grade nuclear power could save the company from its own irrelevance in the digital age.

FORBES: Corporations Of Mass Destruction: Eastman Kodak Operated A Nuclear Reactor With Weapons-Grade Uranium For 30 Years

The United States and other Western nations have demanded that Iran stopped its uranium-enrichment program, which they perceive as a precursor to production of nuclear warhead-grade material.

NPR: Hagel Says Military View Shaped By Vietnam

The U.S. and its allies are seeking to gain Iran's willingness to suspend its production of near weapons-grade nuclear material at its uranium-enrichment sites in return for economic incentives.

WSJ: Iran Says It Is Set for Nuclear Talks, but West Is Skeptical