Biological characteristics of Psyttalia incisi (Hymenoptera:Braconidae),a parasitoid of Bactrocera dorsalis(Diptera:Tephritidae);
橘小实蝇寄生蜂——切割潜蝇茧蜂的生物学特性
Influence of Temperature on the Development,Reproduction and Survival of Psyttalia incisi;
温度对切割潜蝇茧蜂发育、生殖和存活的影响
Effects of nutrition supplementary on the development,survival and reproduction of Psyttalia incisi;
补充营养对切割潜蝇茧蜂的生长发育与繁殖的影响
Morphological comparison of two geographic populations of Psyttalia incisi(Silvestri);
切割潜蝇茧蜂2个地理种群的形态差异比较
The methods of comparative frequency distribution were employed to measure the spatial distribution pattern of parasitoids of Psyttalia incisi(Silvestri) in Fujian Province.
应用频次分布卡方检验法、Iw ao法、T ay lor幂法则以及其它聚集指标等方法,分析研究了切割潜蝇茧蜂(成蜂)种群的空间分布型。
Influence of cutters' machining precision at each stage on the cutoff diameters of a cascade impactor;
多级冲击采样器各级切割器的加工精度对截止直径的影响
Study on a new type of cutter used for cutting Chinese ephedra;
适于麻黄草收割的新型切割器的研究
Design and Calculation of Linear Shaped Charge Cutter;
线性聚能切割器的设计计算
The design of cutting machine of lielvgrass;
结缕草种穗切割器的设计
Relationships of chopping power voltage with chopping plate size, d + energy, chopping pulse width and chopper power frequency are described.
给出了ns脉冲中子发生器切割器电源电压与切割器几何尺寸、氘粒子注入能量、切割脉冲宽度、切割器电源频率之间的关系。
2MHz sine waveform will be used for the chopper.
脉冲化装置将主要包括束流切割器和聚束器两大系统。
sickle-bar mower
往复式切割器割草机
Partner cutter K1200
柏拿K1200型切割器
cutterbar clutch lever
切割器离合器操纵杆
cutter bar, hay for tractor mounting
拖拉机用干草切割机切割器
Kinematics and Simulation of Single Disc Basecutter of Sugarcane Harvester
甘蔗收割机单圆盘切割器切割运动分析与仿真
magneto striction cookie cutter
磁致伸缩曲奇切割器
continuous sidewall core cutter
连续式井壁岩心切割器
cutter board, for harvesting machines
收获机用切割器护板
Cutter bars for agricultural machinery
GB/T1209-1986农业机械切割器
vitreous infusion suction cutter
玻璃体灌注吸出切割器
cutter bar, for mowers and harvesters
切割器刀杆割草机和收获机用
Contrast Test and Study on Disc Cutter of Sandy Shrub Harvester;
沙生灌木圆盘式切割器切割对比试验研究
horseshoe trip knife
带马蹄形切刀的棕绳切割器
Cut, threaded, and bends pipe to required angle, using pipe cutters, pipe-threading machine, and pipe bending machine.
用切割器、螺纹机、曲器，针对要求的角度来切割、螺纹、弯曲水管。
Optimization Study on Working Parameters of Sugarcane Harvester Discal Cutter;
甘蔗收割机圆盘式切割器工作参数优化研究
Study on FEM-Based Incising Mechanism of Saw-Tooth Type Cutter for Arundo Donax L.;
基于有限元法的锯齿式芦竹切割器切割机理研究
Simulant Kinematics Analysis on Mechanism Study of the Affecting Factors of Cutting Capability of Single Base Cutter of Sugarcane Harvester;
基于运动学仿真的单圆盘甘蔗切割器影响切割性能的机理研究
Kinematic Simulation Research on Affecting Incision Quality of the Dual Base Cutter of a Sugarcane Harvester;
双圆盘甘蔗切割器影响切割质量的运动学仿真研究