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The karyotypes of two cricket species have been studied from spermary cells by means of injection of colchicine, hypotonic treatment and air-dry technique. Goniogryllus potanini had n=L+M+X.
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本文利用体内注射秋水仙素，精巢低渗和空气干燥法，分析了两种蟋蟀的核型：藏蜀哑蟋（Goniogryluspotanini），组式为n＝L＋M＋X； |
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The karyotypic characters of Ranidae and Hylidae and the relationship to the evolution are also discussed.
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本文初步讨论了蛙科和雨蛙科的核学特征以及它们间的演化关系。 |
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The key points of the operative procedure were excision of the pathological changes at the external meatus and widened the distance between the external meatus and ostium vaginae to .～. cm.
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手术关键是去除尿道口缩窄及增生物使尿道平滑 ,通过折叠阴道前壁 ,在缩小阴道口的同时延长尿道 阴道间距 .～ .cm。 |
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The key program to realise ,the solution by language C is listed.
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并编写了实现图形交换的C语言程序，给出了解决问题的关键程序。 |
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The key to success was safety incisal margin.
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手术关键是保存有足够的安全切缘 ,严格掌握适应证和术中的准确操作。 |
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The kiddding rate was higher than 80? % for 9 ? % of the donors,and the kidding rate was lower than 0?
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有9 %的供体胚胎移植成羔率大于80%,有 %的供体胚胎移植成羔率小于0%。 |
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The kinematic state space representation and its corresponding control equation of the ice skater robot were presented.
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设计了溜冰机器人运动学状态空间表达式和运动学控制方程 . |
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The kinetic constants also changed much. For the immobilized and free lactase, Km, Vmax were 0.7 mol/L, .μmol/ min·mL and 0.7 mol/L, .7μmol/ min·mL.
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固定化后与游离酶比较,动力学常数也有显著变化,Km和Vmax分别为0.7 mol/L, .μmol/ min·mL和0.7 mol/L, .7μmol/ min·mL。 |
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The kinetics of hydrodesulfurization (HDS) of dibenzothiophene (DBT) over Ni-Mo/MCM- catalyst was investigated on a trickle bed reactor at WHSV = 0～90 h -, p= 0 MPa and θ=80～ 0 ℃.
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采用高压滴流床反应器研究了在WHSV = 0～ 90h-,p = 0MPa和θ= 80～ 0℃的条件下 ,二苯并噻吩 (DBT)在不同Ni含量的Ni Mo/MCM 催化剂样品上的加氢脱硫 (HDS)反应动力学 . |
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The kinetics of polycondensation of aralkyl ethers such as p-di(methoxy) xylene and ,/-di(methoxymethyl) diphenyl ether with ten kinds of aro-matics has been studied in the presence of catalysts for Friedel-Crafts reaction.
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本文研究了芳烷基醚与芳香族化合物在Friedel-Crafts反应型催化剂作用下缩聚反应动力学. |
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The knowledge of CORBA relative to the Marshal/Demarshal(mainly focus on the GIOP and CDR) is introduced, and the optimization of marshal/ demarshal is pointed out following by analysis and comparison of Orbacus and TAO。
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简单介绍了Marshal/demarshal涉及到的CORBA相关知识(主要是GIOP和公共数据表示),然后分析和比较了Or鄄bacus和TAO中marshal/demarshal的实现,指出了中间件中marshal/demarshal优化的要点。 |
