Thermo-sensitive period and critical temperature of fertility transition of thermo-photo-sensitive genic male sterile wheat.;
温光型核雄不育小麦育性转换的温度敏感期和临界温度研究
The control of temperature during the warming up of polymerizer;
聚合釜升温过程中温度的控制
Interaction Effect of Flow Velocity and Temperature on Growth of Microcystis Aeruginosa;
流速与温度的交互作用对铜绿微囊藻生长的影响
Experiment research on coal physical oxygen sorption law with temperature and particle size variation;
煤物理吸氧量随温度及粒径变化规律的试验研究
Theoretical Research of Temperatures in High Efficiency Deep Grinding(HEDG);
高效深磨中温度的理论分析
Effects of temperatures and densities on starvation-tolerance and reproductive capacity of hibernating adults of Microvelia horvathi Lundblad:;
温度和密度对尖钩宽黾蝽越冬代成虫耐饥力和生殖力影响
Toxicity of Methamidophos to Anastaus japonicus Ashmead under different temperatures;
不同温度条件下甲胺磷对荔枝蝽卵平腹小蜂的毒效实验
The influence of water temperature and salinity on the growth of Scrippsiella trochoidea;
温度和盐度对锥状斯氏藻生长的影响
Excretions of dissolved nitrogen and phosphorus in Ruditapes philippinarum at different water temperatures in the Rushan Bay;
乳山湾菲律宾蛤仔可溶性氮、磷排泄及其与温度的关系
The influence of stocking density and water temperature on growth in juvenile Esox lucius raised in greenhouse;
养殖密度和温度对白斑狗鱼在设施养殖中生长的影响
The Influence of Tempreture on the Performance of Woven Geotextile Fabric with Polypropylene Fibre;
温度对丙纶机织土工布性能的影响
Conclusion is made that to get quality tubes it is important to control proecess tempreture of finish,and the effect of second forming to modelbility of tubes.
从硬聚氯乙稀 (PVC)塑料纱管的塑化度入手 ,介绍了制品塑化度与其抗冲强度、屈服强度的关系 ;着重指出成型加工温度、二次加工对PVC塑化度的影
Test carried out on stress change of Vulcanizate in compression process and after compression at different speed and different tempreture with electronic tensile test AG500A,The test results applieel to development of oil seals gains an excellent effect.
应用ＡＧ５００Ａ型电子拉力机对硫化橡胶在不同速度、温度下的压缩过程及压缩恒定后的应力变化进行了试验。
The simulated greenhouse air temperature, humidity and canopy transpiration rate agreed well with the measured data.
根据温室能量和质量平衡的物理学原理,建立了一个以温室外气候条件(太阳辐射、温度、湿度、风速等)为驱动变量,以温室结构、温室覆盖材料、温室内作物(高度、叶面积指数)为参数的温室小气候模拟模型,并利用上海Venlo型温室的三季试验数据对模型进行了检验。
The parameters including solar radiation, air temperature and relative humidity were also measured in the same time period.
因子分析表明 ,可见光辐射、温度、水汽含量是影响异戊二烯排放的主要因子 ,而且可见光辐射是控制其排放过程的最主要因子 。
the main elements as photosynthesis active radiation ( PAR ),CO 2 concentration(CO 2),air temperature( Ta ),leaf temperature( Tl) et al have be Measured and logged by Li 6400 portable photosynthesis system.
对自然生长的辽东栎林木用 LI-640 0测定其光合作用 ,实验包括以下内容 :在完全接近自然生长的条件下测定辽东栎叶片光合作用的日变化规律 ;控制光合有效辐射强度 ,测定叶片在不同 CO2 浓度下光合作用的变化规律 ;控制温度比对应时间段的温度高 2～ 4℃ ,并控制 CO2 浓度在 3 75～ 70 0 ml· m- 3间变化 ,测定辽东栎光合作用的变化情况。