引

We assert that quantity demanded can only decrease when price increases because (1) this assertion can bring us refutable implications and (2) the refutable implications coming from it are repeatedly confirmed by facts.

经济学假定「需求定律」是真确的，是因为这可(1)引伸出可被事实推翻的含意，更重要是(2)这些由需求定律引伸的含意不断被事实确认。

In present study, RAPD markers are used to analysis the population genetic structure of rotifer Brachionus calyciflorus in Donghu Lake.

利用18种寡核苷酸引物对轮虫种群遗传结构进行RAPD分析，18种引物总共得到了187条条带，其中多态条带135条。

Sunshine Jinsheng prospecting machinery parts factory was established in 2004, in Juxian County in Rizhao industrial roundwood, mainly the production of machinery parts of prospecting, drilling pipe series of products, all kinds of Taps, the mother cone series, including alloy free clamp, pliers, wrenches, Pad fork, plywood, hammer hanging Series, all kinds of joints, joint public and joint mother, coupling series, Kahuang, kava series, to Reply, Reply to Central series, with the rope diamond drilling coring drill pipe, drilling - Tube assembly, gripping Trojans, and other products, and processed in accordance with customer demand for a variety of accessories.

日照金盛探矿机械配件厂成立于2004年，位于日照莒县工业圆，主要生产各种探矿机械配件，产品有钻杆系列、各种丝锥、公母锥系列、含合金自由钳、钳子、扳手、垫叉、夹板、吊锤系列、各种接头、接头公、接头母、接箍系列、卡簧、卡瓦系列、提引器、提引环系列、金刚石钻进用绳索取心钻杆、钻杆内管总成、木马夹持器、等产品，并可根据客户需求加工制作各种配件。

With this RAPD condition, the bulked segregant analysis was used toidentify RAPD markers differentiating strains avirulent and virulent on Tsuyuake.

利用这一体系和集群分离分析方法从420个随机引物中，筛选出2个引物能扩增出与Avr-Tsuyu连锁的2个标记：〓和〓。

With the method of Bulked Segregant Analyis, 300 randomly selected 10bp primers were used in PCR amplification of the DNA pools from gynoecious and monoecious cucumber, respectively, and polymorphism were found in five primers in three replications.

共选用 30 0个 1 0碱基的随机引物按BSA法对黄瓜性别表型分离群体进行PCR扩增，筛选出 5个在全雌和弱雌株基因池中表现多态性的引物。

Bulk segregant analysis was employed to identify SRAP, STS and SSR markers linked to the Pm4b gene, which confers good resistance to powdery mildew in wheat.

用240对引物组合筛选感抗池，有20对引物组合能在感抗池之间扩增出多态性。

Upon initiation of PCR after the denaturation phase, the single-stranded DNA fragments flanked by inverted terminal repeats may form either self-annealing "pan-like" structures (preventing the primer binding to its complementary binding sites and suppressing the PCR) or DNA/primer hybrid structures.

经聚合酶链反应开始后，变性阶段，单链 DNA片段两侧末端反向重复序列可能两种自我退火"泛，如"结构（防止引物结合到其互补性结合位点和制止的PCR ）或DNA /引物混合结构。

Small size, short life cycle, self-pollination, and high seed number, andfavorable genetic traits such as self-fertilization, a small genome, efficienttransformation, and mutagenesis.

本文采用RAPD 技术分析了盐芥居群的遗传多样性，从400 余个随机引物中筛选出了23 个扩增性强、重复性好、带型明显、多态性高的引物对盐芥居群进行分析。

The device as set forth in claim 9, further comprising a shear pin interface mounted in the at least one bushing, wherein the shear pin interface is configured to receive one of the shear pins.

该装置所规定的索赔9 ，进一步组成的剪切引脚接口安装在至少一个套管，其中剪切引脚接口配置为收到剪切销。

The method of concentrate mass and Lagrange multipliers were used to build the dynamic model of moving the rope on a sheave.

采用集中质量的方法，建立了一种新型的曳引绳绕行运动的动态模型，并通过Lagrange乘子的引入将曳引轮的运动作为约束条件施加在绳子上。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐