Regulation Effect of Baculovirus egt Gene on the Expression of Insect Hormone
杆状病毒egt基因对昆虫激素表达的调控影响
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He dressed in costumes , the cantonese opera behind 4 involved, carrying the GongYingQiang a pole.
他一身粤剧的装扮, 背后插上4支锦旗, 手里提着一杆红缨枪.
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The effect of reactive load to resonance frequency of horn is analyzed by numerical calculation.
应用数值计算方法,分析了力抗负载对变幅杆谐振频率的影响.
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Study on carriage status and typing of Haemophilus influenzae among children in Zhejiang, 2007-2008
2007-2008年浙江省流感嗜血杆菌带菌调查及分型研究
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To order, add the lever actuator code to the basic valve order code.
订购时, 请在主要阀门型号代码的上添加杠杆执行器代码.
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A new two-node beam element considering the second-order effect of beams is developed.
推导了一种计及梁杆 二阶 效应的新型两结点梁单元.
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Pipe-conveyed logging system is now widely used in various high-angle deviated and horizontal wells.
钻杆输送水平井测井技术是目前在各类大斜度井、水平井测井中得到广泛应用的测井技术.
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The and lower stems interface with either a key arrangement or a slot and blade configuration.
上下阀杆的接合或者采用钥匙配置或者或者狭缝和刀片的结构.
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Safety rod and windshield are equipped, ensuring operator safety and convenient to operate.
设有安全栏杆和挡风玻璃, 确保操作者人身安全,并方便操作.
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The valve assembly herein discussed is mainly composed of valve, valve seat, piston, spring and rod.
防止清蜡热液渗入地层的新型井下阀装置主要由阀门 、 阀座 、 活塞 、 弹簧和连杆等组成.
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Manual is a manual lever manipulation direction change valve disc killer direction control valves.
手动换向阀是用手动杠杆操纵阀芯移位的方向控制阀.
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The molded step of the diaphragm should point down towards the relief valve stem.
隔膜的模制台阶应该对着安全阀阀杆.
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运转原理: 压力密封阀是使用两个阀杆的手轮操作阀门.
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