DB36 T 550-2024 杏香兔耳风种植技术规程.pdf

相关资源

DB62 T 689-2000 临夏牡丹栽培技术规程.pdf

DB62 T 820-2002 定西地区无公害农产品 专用型马铃薯生产技术规程.pdf

DB62 T 836-2002 兰州市无公害蔬菜生产技术规程 番茄.pdf

DB62 T 837-2002 兰州市无公害蔬菜生产技术规程 辣椒.pdf

DB62 T 838-2002 兰州市无公害蔬菜生产技术规程 黄瓜.pdf

DB62 T 637-1999 桑蚕纸板方格簇上簇技术规程.pdf

DB62 T 638-1999 桑蚕丝茧育防病消毒技术规程.pdf

DB62 T 996-2003 白银市A及绿色食品生产技术规程 双孢菇.pdf

JT T 1037-2016 公路桥梁结构安全监测系统技术规程.pdf

LY T 1328-2015 油茶栽培技术规程.pdf

猜你喜欢

NASA NACA-TN-4185-1958 Wind-tunnel investigation of effect of sweep on rolling derivatives at angles of attack up to 13 degrees and at high subsonic Mach numbers including a semiemvati.pdf

NASA NACA-TN-419-1932 Wind-tunnel tests of the Fowler variable-area wing《福勒可变面积机翼的风洞试验》.pdf

NASA NACA-TN-4200-1958 Effectiveness of boundary-layer control obtained by blowing over a plain rear flap in combination with a forward slotted flap in deflecting a slipstream down.pdf

NASA NACA-TN-422-1932 The aerodynamic characteristics of a model wing having a split flap deflected downward and moved to the rear《带有偏转向下和移至后部的分裂式襟翼记忆模型的空气动力特性》.pdf

NASA NACA-TN-4230-1958 Prandtl-Meyer expansion of chemically reacting gases in local chemical and thermodynamic equilibrium《在局部化学和热力学平衡下化学反应气体的普特朗迈耶膨胀》.pdf

NASA NACA-TN-4309-1958 Use of short flat vanes for producing efficient wide-angle two-dimensional subsonic diffusers《对产生有效宽角度二维亚音速扩散器的短平坦风向标的使用》.pdf

NASA NACA-TN-4323-1958 Natural convection inside a flat rotating container《平坦旋转容器中的自然对流》.pdf

NASA NACA-TN-4332-1958 An approach to the problem of estimating severe and repeated gust loads for missile operations《估计导弹运行的严峻和反复骤风荷载的方法》.pdf

NASA NACA-TN-4334-1958 Lag in pressure systems at extremely low pressures《在超低压力下压力系统的延迟》.pdf