radiation cone radiationconstant radiation control radiationcontrolledar radiationcooledtube radiationcopolymeriza radiation counter eff radiationcountertube radiation coupling radiation cure radiationcuring radiation current radiationdamage radiationdamageproduc radiation damage thre radiationdeath radiationdecompositio radi...
reduced hybrid viabil reduced pigment reduced spectrum rati reduced take-off and reduced tax rate reduced the costs reduced-form profit f reduced-pressure dril reducedeffectivemass reducedplanckconstant reducer design reducer for conveyer reducerreductantreduc reducerr reduces routing overh reduces the dru...
the components must be rationally organized, rather than simply a collection of functional molecular units. Their structure is asymmetric and hierarchical. The process flows accordingly in a continuous and directional manner. In assembling such hierarchical structures, ...
# set the proj 4 to a new object newproj<-"+proj=moll +lon_0=0 +x_0=0 +y_0=0 +ellps=WGS84 +datum=WGS84 +units=m +no_defs" # get the jan raster and give it the new proj4 pr1 <- jan %>% projectRaster(., crs=newproj) plot(pr1) 1. 2. 3. 4. 5. 6. 下面,让...
...","virginica": 1 1 1 1 1 1 1 1 1 1 ... 2.通过链接读取数据 site 的网站...(5),y=runif(5)) names(df) <- 1:2 取第一列,如果是这样则会报错: df$1 报一个“错误: unexpected numeric constant in "df$1"”的错误...但是这样可以: df$`1` df$后tab键提示出来也是会有反引号...
rotational constant 转动常数rotational coupling 转动耦合rotational energy 转动能rotational excitation 转动激发rotational excited level 转动激发能级rotational fine structure 转动精细结构rotational isomer 转动同质异构体rotational level 转动能级rotational line 转动谱线rotational partition function 转动配分函数rotational ...
物理专业英语词汇(R)r process r 过程 r product r 积 r ratio r 比 r ray apparatus x 光机 racah algebra 拉卡代数 racah coefficient 拉卡系数 racemic form 消旋体 rad 拉德 radar 雷达 radar beacon 无线电信标 radar echo 雷达回波 radar system 雷达系统 radial distribution function 径向分布函数radial ...
recovers lost data recovery constant recovery from encrypt recovery just takes t recovery of execution recovery of nitrogen recovery of tungsten recovery recorded his recovery scenarios recovery theory recovery trunk recovery-rollbackfunc recreation materials recreation period tim recreation sport and recreati...
regioantebrachialisan region aisen del gene region of constant te region of thymus region predecessor bl region vii region-growing-based regiona regional federal stud regional characterist regional conferences regional cooperation regional corporation regional credit guara regional enteritis regional environment...
Units for the gas constant vary, depending on other units used in the equation. Value of the Gas Constant The value of the gas constant R depends on the units used forpressure,volume, and temperature. Before 2019, these were common values for the gas constant. ...