MNOSZ 17608-1953 《厨房种植的植物分类种植》.pdf

相关资源

NORVEN 51 《委内瑞拉可可豆种植标准》.pdf

DB5303 T 8.1－2015 师宗铁皮石斛种植综合标准第1部分：种植环境.pdf

DB5303 T 9.1-2015 师宗薏仁种植综合标准第1部分：种植环境.pdf

DB5303 T 9.3-2015 师宗薏仁种植综合标准第3部分：种植技术规范.pdf

DB5303 T 9.4-2015 师宗薏仁种植综合标准第4部分：种植物资管理.pdf

DB5303 T 9.2-2015 师宗薏仁种植综合标准第2部分：种植良种化与轮作.pdf

DB5303 T 7.2－2015 沾益万寿菊种植综合标准第2部分：种植技术.pdf

NY T 2167-2012 橡胶树种植基地建设标准.pdf

DB5306 T 23—2019 昭通市蓝莓种植技术标准.pdf

猜你喜欢

NASA NACA-TR-648-1939 Design charts for predicting downwash angles and wake characteristics behind plain and flapped wings《在普通和摆动机翼后的气流下洗角度和伴流特性预测的设计图》.pdf

NASA NACA-TR-650-1939 The aerodynamic characteristics of six full-scale propellers having different airfoil sections《带有不同翼剖面的六个全比例螺旋桨的空气动力特性》.pdf

NASA NACA-TR-651-1939 Downwash and wake behind plain and flapped airfoils《普通和摆动机翼的气流下洗和伴流特性》.pdf

NASA NACA-TR-658-1939 Tests of two full-scale propellers with different pitch distributions at blade angles up to 60 degrees《在桨叶角为60时 有不同倾斜分布的两个全比例螺旋桨的试验》.pdf

NASA NACA-TR-661-1939 Tests in the variable-density wind tunnel of the N A C A 23012 airfoil with plain and split flaps《带有普通和分裂式襟翼的NACA 23012机翼可变密度风洞试验》.pdf

NASA NACA-TR-664-1939 Wind-Tunnel Investigation of an N A C A 23012 Airfoil with Various Arrangements of Slotted Flaps《带有开缝襟翼的多种形式NACA 23012机翼的风洞研究》.pdf

NASA NACA-TR-665-1939 Calculation of the aerodynamic characteristics of tapered wings with partial-span flaps《带有局部翼展襟翼的锥形机翼空气动力特性的计算》.pdf

NASA NACA-TR-668-1939 Wind-tunnel investigation of N A C A 23012 23021 and 23030 airfoils with various sizes of split flap《带有多种尺寸分裂式襟翼的NACA 23012 23021和23030机翼的风洞研究》.pdf

NASA NACA-TR-715-1941 Lateral control required for satisfactory flying qualities based on flight tests of numerous airplanes《基于大量飞机飞行试验的良好飞行质量所要求的横向控制》.pdf