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In order to explore the mechanism of the resistance to cucumber damping-off induced by plant growth-promoting rhizobacteria CH1, the physiological and biochemical method was employed to study the changes in activities of Phenylalanine ammonia-lyase, Polyphenol oxidase and contents of ferulic acid, chlorogenic acid, lignin, phenolic compound and flavonoid of phenolic metabolism in cucumber roots pretreated with plant growth-promoting rhizobacteria CH1 and infected by Pythium aphanidermatum.

为研究植物生长促生细菌CH1诱导黄瓜对猝倒病的抗性的作用机制，采用生理生化的方法，测定了黄瓜根部酚类物质代谢中苯丙氨酸解氨酶、多酚氧化酶活性动态及阿魏酸、绿原酸、木质素、总酚、类黄酮含量变化。

At end of each mouth the Contractor shall deliver to the Engineer a priced statement of the labour, materials and the Contractor's Equipment, except as aforesaid, used and the Contractor shall be not entitled to any payment unless such lists and statements have been fully and punctually rendered. Provided always that if the Engineer considers that for any reason the sending of such lists or statements by the Contractor, in accordance with the foregoing provision, was impracticable he shall nevertheless be entitled to authorize payment for such work, either as daywork, on being satisfied as to the time employed and the labour, materials and Contractor's Equipment used on such work, or at such value therefore as shall, in his opinion, be fair and reasonable.

每个月末，承包人应向工程师送交一份不包括上段内容的所用劳务，材料，承包人的机械设备并标有价格的结帐清单，如承包人未能将此结帐单与报表开列齐全，准时提交，则承包人无权获得任何款项，但是如工程师认为按上述规定，承包人的清单和结帐单的呈报由于任何原因而实际无法做到，则工程师仍然有权核准此等工作款项，该项款项或按计日工计算(工程师必须对该工程所雇的劳力，时间，所用的材料和承包人的设备情况表示满意)或按工程师认为公平合理的该项工程的价值计算。

This study employed a number of indicators to measure partisanship, but the most deci- sive is the comparison of the number of positive and negative appraisals received by each political party in press coverage.

这一项研究雇用了许多的指示器测量党派性，但是最大多数的分-sive 是实在和否定的数字比较被杂志报纸报导的每个政党收到的评价。

Since then a decimal dollar system has been employed.

自那时以来，杜威美元系统已就业。

This paper introduces a single-carrier system with hybrid time-frequency domain Decision Feedback Equalization, in which the short pn (Pseudo-Noise) sequence with fixed waveform replaces the cyclic prefix in the conventional Single Carrier systems with Frequency Domain Equalization, and the long PN sequences composed of several short pn sequences are employed as the channel training sequences to complete the initial estimation and tracking for fast-varying channel.

摘要该文设计了一种联合判决-反馈均衡的单载波频域均衡系统，该系统用固定波形的短pn序列取代常规SC-FDE系统中的循环前缀，并以多个短pn序列组成的长PN序列作信道训练从而解决快变信道的初始估计和跟踪问题。

In order to simulate jet flow field domain decomposition method and chimeral grid was also employed.

数值试验表明，所采用的算法可以很好地处理来自于任意方向上的任意间断。

The word seems however, to have been first employed in France and Italy about the middle of the sixteenth century, for it occurs in the epistle dedicatory prefixed to the second volume of Viret's "Instruction Chrétienne"(1563), where the reforming divine speaks of some persons who had called themselves by a new name--deists.

这个词似乎然而，已先受聘於法国和意大利约中的16世纪，因为它是发生在书信奉献后缀第二卷viret的"指示基督教"（ 1563 ），而改革的神谈起一些人士曾人称自己是一个新的名字

With practical examples, crosshole sonic logging is employed in this paper to inspect the integrity of the cast-in-place pile and to determine the degree of defectiveness.

用实例介绍声波透射法在混凝土灌注桩桩身完整性检测中的应用效果，确定缺陷的范围。

Foreign body in the inlet, impeller or flow deflector inside the shell will be employed to reduce water.

异物留在进水管、叶轮或导流壳流道内，都将使出水量减少。

A new network evaluation criterion, the degree of approximation, was employed.

采用逼近度作为网络新的评价标准。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。