URV

More precisely curl v measures twice the angular velocity, or maybe I should say the angular velocity vector because it also includes the axis of rotation.

更精确地，curv，v值为角速度的2倍，或许我应该说，角速度向量，因为它带有旋转轴。

The Surveyor 7 space probe made a soft landing on the moon. It was the last of America's unmanned explorations of the lunar surface.

年，Surveyor7航号天探测器在月球上软着陆，这是美国在月球表面进行的最后一次无人驾驶探索。

Ranger : Surveil-Range lowered to 35 meters from 50 meters.

Ranger:Surveil,有效距离从50公尺降低至35公尺.

ECC is one of the known public crypto Methods : That provide the best strength-per-bit.

椭圆曲线密码体制( Elliptic CurveCryptosystem, ECC)是目前已知的所有公钥密码体制中能提供最高比特强度(strength -per-bit )的一种公钥加密体制.

The Pew analysis of trends for stay-at-home moms is based on an analysis of data from the Census Bureau's Current Population Survey.

Pew依据对美国人口普查局当期人口调查（Current Population Survey）的数据进行的分析来解析全职妈妈的趋势。

The fertile soils fanning out across the Mississippi River floodplain are up to five times as high in arsenic as other parts of Louisiana, Mississippi and Arkansas, according to studies done by the United States Geological Survey.

据美国地质调查局（United States Geological Survey）的研究，密西西比河泛滥平原冲刷的肥沃土壤，其砷含量可高达路易斯安那、密西西比和阿肯色州其他地区的五倍。

Effect of Survivin gene on bladder cancer cell growth in vivo

Survivin基因对膀胱癌细胞体内生长的影响

Kendall positive correlation was found between the expressive intensity of survivin and p 53 ( P < 0.01 ).

survivin与p53的表达呈显著相关 ( P<0.01 ).

Continuous expression of survivin in T cells needs continuous stimulation with alloantigen in vivo.

T细胞持续表达survivin，需要在体内与抗原持续接触。

Grape seed extract inhibit proliferation of breast cancer cell MCF-7 and decrease the gene expression of Survivin

葡萄籽提取物对乳腺癌细胞增殖和Survivin基因表达的影响