无齿的

By comparison, the biggest rodent alive today is the capybara, which can reach 60kg.

比较起来，当今最大的啮齿类动物是体重可达六十公斤的南美无尾大水鼠。

According to the non-backlash meshing basic relation ship and the requirement of equality of addendum reducing coefficients,the paper applies computational methods of computer programming and cut-and-try to determine the modification coefficient of idle gear in ordinary gear train .

本文依据无侧隙啮合基本关系和齿顶降低系数相等的要求，应用计算机编程计算和计算器试凑计算方法，确定定轴轮系惰轮的变位系数。

But it's nothing to write home about -- long hours, low pay and most people are pretty rude when he calls them.

不过这个工作的工作时间长，工资低，而且大多数接电话的人都很不礼貌，实在无足挂齿。

There is a lack of general consensus on the treatment of odontoid fractures in adults,and sufficient evidence to support treatment standards has not been found yet.

对于齿状突骨折的治疗目前无一致意见，且尚无充分证据支持骨折的非手术或手术治疗选择。

The experiments showed that both rotary belt cutter and the jagged chain cutter can realize high speed cut with high ground speed, the former cut speed and operating speed can reach 17 m/s and 15 km/h separately, and the latter can reach 7 m/s and 13 km/h responsively.

试验表明，回转带式切割器和齿形链式切割器均可实现高速切割和高速作业，前者(来源：ABC55论文网www.abclunwen.com)的切割速度和作业速度分别达17m/s和15km/h，后者的切割速度和作业速度分别达7m/s和13km/h；工作平稳，割台振动小，割茬整齐，无撕裂、漏割、重割和堵刀现象；适于收割小麦、水稻等细茎秆作物和牧草。

The meat should then be stored in a dry, well-ventilated room that is protected form insects and rodents.

然后，要将其存放于一个干燥的、通风良好的房间，此房间要无昆虫和啮齿类动物。

Two motors were analyzed and optimized with the above method and the results show that the cogging torque can be reduced notably.

本文对每极槽数为整数和分数的两台无刷直流电动机分别进行了解析分析和优化，结果表明，该文的优化方法可显著削弱齿槽转矩。

Petiole sessile or very short, 1-3 mm; leaf blade papery, ovate or ovate-elliptic, 3.5-5 × 1.8-2.5 cm, base cuneate or suborbicular, margin crenulate, apex acute or acuminate; lateral veins ca. 5 pairs, invisible, disappearing before reaching margin.

叶柄无梗或非常短的，1-3毫米；叶片纸质，卵形卵状或椭圆形，3.5-5 * 1.8-2.5厘米，基部楔形或近圆形，边缘具细圆齿，先端锐尖的或渐尖；侧脉约5 对，看不见，在到达边缘前消失。

If we use the monofilament polypropylene synthetic nonabsorbable cogs thread mastopexy in plastic and aesthetic surgery correctly, the excellent results will be appeared.

单丝聚丙烯合成非吸收齿状线进行无乳晕切口的乳房松垂矫治固定术中应用得当，可减少并发症、取得良好的预期效果。

This machine adopts advanced PLC control of imports, the Chinese and British screen display, import electro-optical tracking sensors, automatic diagnostic alarm function, a smart temperature control instruments, two-way track the mechanical design, electrical VVVF, variable-speed gear wuji chain.

本机采用先进的进口PLC控制，中英屏幕显示，进口光电跟踪传感器，自动诊断报警功能，智能式温控仪表，双向追踪机械设计，电机变频调速，齿链式无极变速。

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