同时存在

It indicates that the soil-mine system's resonance and antiresonance mechanisms exist concurrently.

表明土壤-地雷共振系统同时存在共振与反共振现象。

This technology, however, is also notorious for its aptness to be buried in oblivion and be lost.

这在某种程度上虽确保了计算机系统的安全，但同时存在着记忆烦琐、易丢失、易遗忘的弊端。

On this issue, we mainly discuss from the three aspects, the same tomb, the same cemetery, the same armorial inscription were found different areas and reflected clan relationship.

关于这一问题，我们主要从同一墓葬、同一墓地、不同地区所见族徽文字及其反映的族氏关系三个方面进行了讨论，认为同一墓葬、同一墓地出土一种或几种族徽的现象，是族氏分化和族氏联合同时存在的反映，而属于不同时期的同一族徽在不同地区出现，大多是族氏迁移与流动的表现。

As a Credit expansion mode in securities market,There werea huge risks in Securities Credit Transactions,the core of establish Securities credit trading system is to Control the risk of credit transactions,and exert it's ascendency and active role.by compare and research Mature international credit trading system, this article put forward some relevant recommendations to develop Securities credit transactions on the basis of Learn from international experience and combine with the reality of our country.

证券信用交易作为信用在证券市场上扩张的一种方式也同时存在着巨大的风险，建立证券信用交易制度的核心和目的就是控制信用交易的风险，使其发挥优势和积极的作用。通过对国际上成熟信用交易制度的比较研究，在借鉴国际经验并结合我国实际的基础上，本文初步提出了几点我国开展证券信用交易的相关建议。关键词：证券信用交易证券信用交易制度融资融券

As the existence of two binders, asphalt and cement, the mechanics characteristics of the mixture are both flexible and rigid.

沥青和水泥两种结合料同时存在，混合料的力学特点兼具柔性与刚性，因而，其设计方法应充分考虑乳化沥青和水泥两种结合料各自的影响。

In this dissertation, a series of prodrugs of AZT and d4T were designed and synthesized.

核苷类逆转录酶抑制剂目前是治疗艾滋病的有效药物，但同时存在。。。

It is prepared from pentachluorobenzonitrile by using KF as fluoride to substitute chlorine in the presence of benzonitrile under high temperature. But owing to the low solubility of KF and rigor synthesis condition, and the parallel auxiliary reactions, the speed of reaction as well as the yield is very low.

五氟苯甲腈的合成开发以五氯苯甲腈为原料在较高的温度下用氟化钾做氟化剂，通过取代苯环上氯原子而得到的，由于氟化钾在溶剂中溶解度低，合成条件要求苛刻，反应速度较慢，同时存在有平行竞争副反应，因而反应收率较低，国内尚无厂家生产。

The disease sometimes derived branchial fistula Xiang swollen and at the same time.

本病有时与鳃源性襄肿和瘘同时存在。

These results indicated that ALV-J as the primary pathogen was prevalent in Chinese broiler and layer flocks.

该调查结果表明，我国目前ALV的感染主要以J亚群为主，ALV-A和B同时存在。

Zinc deficiency and drought are two major factors limiting crop growth and development in calcareous soils of North China.

我国北方地区石灰性土壤上缺锌与干旱限制因子同时存在，影响作物生长和产量提高。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失