成双的

In order to explore the principle of sound of the cricket's different sounds,we regarded adult Gryllus bimachlatus as experiment materials,recorded and analyzed with the sounds acquisition software Cool-edit 2000,took photographs in random to record changes of position of cricket's wings,measure and analyze angles between the wing and the body when the cricket send out different sounds,and reseach the vocalism's structure of the cricket's different sound.

为探索蟋蟀不同鸣叫声的发声原理，以双斑蟋成虫为实验材料，用Cool-edit2000声音采集软件记录、分析，同时用数码照像机抓拍蟋蟀各种鸣叫瞬间的翅膀位置，分析测量不同鸣叫声时翅膀与身体所成的角度，对蟋蟀的三种不同鸣叫声的发声结构进行了研究。

He's a round man, round face, round body, a little on the short side, going bald. But his well-cut suit, his two-tone shirt, his solid gold cufflinks, his heavy, premium wristwatch, his don'twaste- my-time stare, all say: I've been the boss for 17 years.

他浑身上下圆成一团――圆圆的脸蛋，圆圆的身躯，虽然个子有点矮，而且开始谢顶，但合体的西装、精致的双色衬衫、着实的金袖扣、沉甸甸的名表，以及那"有话快说，别浪费时间"的眼神，都好像在说"老子已经做了十七年老大了，你想怎么着？"

A wyvern is described as having the body of a snake with a dragon's head, a pair of bat's wings and two hind legs. It has a long serpent-like tail which is usually barbed.

双足飞龙被描述成有着蛇的身体和龙的头，一对蝙蝠的翅膀和两条后腿，他还有一条带有倒钩刺的像大蛇一样的尾巴。

The dual scale automaton model is improved by introducing the rule of synchronization development, mechanism of reiteration and delay law of plant growth from the viewpoints of botany,which make it possible to generate almost all types of the inflorescences defined by botanists, and to simulate acropetal and basipetal flowering sequences.

通过在双尺度自动机模型中引入&同步生长机制&和&重复生长机制&，能够模拟所有植物学中给出的花序类型。并通过应用&生长延时机制&，实现了&向顶开花&和&向基开花&两种开花顺序的模拟，避免了L系统用成花信号控制的缺点。最后通过与L系统的比较，证明该方法简单实用

When single herbicide was used in the field for two years, the dominant species took place corresponding alternation. The community structure that originally mostly consisted of dicotyledonous weeds , such as Alopecurus aequalis sobol., etc.

通过连续几年的单一除草剂使用，烟田杂草的优势种群发生了相应变化，原来以看麦娘、马唐、稗草等单子叶杂草为主的群落结构演变成了现在以稗草、马唐及胜红蓟、两栖蓼、茴茴蒜为主的单、双子叶杂草混生结构，说明烟田施用除草剂会引起杂草群落结构变化，因此，在生产上则应注意除草剂的轮换使用。

Articular chondrocytes from the knee joints of the A group were separated respectively to fragments, and then digested by enzymes, both the chondrocytes and the uncomplite digested tiny chondral tissues have been cultured in vitro for about 2 weeks.

分别取A组9只兔子的双侧膝关节股骨滑车及部分髁部的软骨，在体外进行分离和消化，未完全消化的软骨组织加软骨细胞在培养瓶内一同培养2周后配制成浓度为1.6×10~8/ml的软骨细胞悬液，等分装于两个EP管中。

A conjugation small molecule containing both 3T moiety and diacetylene moiety is synthesized. It will be interesting to investigate the potential application in FET of the cubic organic semiconductor formed by topology polymerization.

合成了含有三聚噻吩(3T)和可引发拓扑聚合的双炔官能团的小分子光电材料，成膜后引发拓扑聚合形成&体型&聚合物半导体材料，探讨它在场效应管中的应用将是很有意义的工作。

The purpose of this study is to analyse the combining abilities and gene effects of quality and some agronomic characters in common wheat varieties "Jinan-17"ect. on a 5×5 diallel cross and estimate genetic parameters of each trait.

本文用5个亲本组配成的双列杂交设计分析了&济南17&等普通小麦品种品质性状和若干农艺性状的配合力、基因效应，估算了各性状的遗传参数，并探讨了品质性状和农艺性状之间的配合力的相关，结果表明：1。

This product has "fluffily soft, the facile next to the skin, the platoon to maintain warmth wet, antibacterial worm-preventing, non-toxic tasteless, delaminates, distorts, carries the storage to be convenient" and so on fine characteristic, is precious silk quilt which good for both young and old, the four seasons enjoy, is also presents the relatives and friends, the conference to accept as a memento, to be filial piety the lofty present which old person, congratulates newly married.

&蚕宝宝&牌手工丝绵被是选用纯双宫手工丝绵为原料，经开绵、拉绵、网贴、翻卷程序，采用独特的网纲手法手工精精制而成，产品经过严格检验、检测，不含任何对人体有害的化学助剂残物，各项指标完全达到或超过国家桑蚕丝丝绵被一级标准。该产品具有&蓬松柔软、轻便贴身、排湿保暖、抗菌防蛀、无毒无味、不脱层、不变形、携带保管方便&等优良特点，是老少皆宜、四季享用的珍贵丝被，也是馈赠亲友、会议留念、孝敬老人、新婚贺喜的高雅礼品。

Methods In animals test,we made canine small saphenous or external jugular vein into double vascular bridge, which single and both ends were all trousers-style with one opening and transplanted between iliofemoral artery and vein separately and took as bridge-style blood vessels of artery and vein shunt,and detected the blood flow.

在动物试验中，将犬的小隐或颈外静脉制作成单根和两端均为裤式单开口的双血管桥，分别移植于髂-股动、静脉间和作为动、静脉转流的桥式血管，进行血流量的检测。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。