低等

The approximate solutions have advantages of simplicity,practicality,and higher accuracy,which is of practical value in calculating nonlinear oscillations .

利用线化和校正法所求得的近似解与数值解比较，具有简单实用、精度高、相对误差低等优点，在求解非线性振动中具有一定的实用价值。

The natural organic macromolecule used in water treatment is nonpoisonous, easily biodegradable, no secondary pollution, wide Raw material sources, and low price advantage.

用于水处理的天然高分子絮凝剂具有无毒、易于生物降解、无二次污染、原料来源广、价格低等优点，近年来得到了重视与应用。

In order to overcome the shortcomings of the old method of picture-taking, such as the low speed of picture-taking, low efficiency, off-grade pictures and low percent of pass, so the DC picture-taking system has been developed.

为了克服老式照相方式带来的花费时间长、效率低、相片质量差、合格率低等缺陷，而开发了数码证照系统。

The optimization design of piecewise linear slope compensation circuit improves the output current capability and transient response of the system.

该斜坡补偿电路的优化设计避免了因过补偿而带来的系统瞬态响应慢和带载能力低等不良影响。

The factors such as overhigh ethylene content in product, too fast operation for grade changeover and low production load when starting grade changeover usually caused a blockage in belt connection between loop reactors in polypropylene plant.

产品中乙烯含量过高、转产控制过快以及转产时负荷控制太低等都会导致聚丙烯装置带连接堵塞。

Parthenogenesis occurs naturally in some species, including invertebrates and lower plants. It happens more rarely in some vertebrates.

某些生物天生具有单性生殖的能力，包括无脊椎动物和低等植物，但单性生殖在脊椎动物中较为罕见。

The present invention has the advantages of high pectin product quality, low comprehensive cost, etc.

本发明具有果胶产品的质量好，综合成本低等优点。

The microbial production of AD had the advantage of high purity, low cost and short cycle time, but it was restricted by the conversion ability of microbes and low solubility of phytosterol.

微生物法制取AD具有产品纯度高、生产成本低、周期短等特点，但也存在菌种转化能力普遍不高，底物甾醇在水中溶解度低等缺点。

Many glycoproteins of lower and higher eucaryotes are attached to the plasma membrane by means of a glycosylphosphatidylinositol .

很多高等和低等真核生物的糖蛋白是以糖基磷脂酰肌醇锚定的方式被连接在质膜上。

Many glycoproteins of lower and higher eucaryotes are attached to the plasma membrane by means of a glycosylphosp...

很多高等和低等真核生物的糖蛋白是以糖基磷脂酰肌醇锚定的方式被连接在质膜上。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。