Let the students guess and answer the questions for the lead-in.

Southern farmers had always opposed industrial invasion, because this would introduce union organization and raise wages.

南方农场主一直是反对工业入侵的, 因为这会导入工会组织和提高工资.

Fracture conductivity directly influences productivity of formation and is an important index for evaluation of fracturing.

压裂后裂缝的导流能力直接关系着压裂缝的渗流能力,是客观评价压裂效果的重要指标之一.

Sediment transportation in spiral pipe flow is a new method of sediment transportation.

管道旋流的产生主要有三种方式:切向进流、安装导流片和旋转管道.

The structure of diversion rail cylinder former , the major design parameters and application effect were discussed.

本文介绍了导流栅片圆网成形器的结构及主要设计参数的选择依据.

In river channel regulating engineering, some success has been achieved in the application of hook groynes.

在河道治理工程中, 折线导流坝的应用有一定的成效.

A review on the laboratory testing and field trials of encapsulated delayed release breaker is presented.

综述了应用胶囊延迟破胶剂提高人造裂缝导流能力的室内研究及现场应用结果.

The optimization design of guide shell is very important for compact plate-shell heat exchangers.

对于紧凑型板壳式换热器,导流结构的优化设计是至关重要的.

It can reduce construction of diversion structures.

较高水头截流,可减少导流建筑物工程量.

Guild plate: using high grade melamine board.

导流板: 彩用优质三聚氰氨板.

Unique full circular stream guidance slot, absorbing guide prevent side leakage.

独特全周导流槽, 引导吸收,防止侧漏.

The side plate will lead the cycle air streaming.

管板之间的侧板为循环气体导流.

This paper emphatically introduces some common methods of repair with fluid director.

重点介绍了一些常用的导流修补的方法.

One sided news or journalism isn't news but propaganda in my opinion.

片面之词的新闻或报导不是新闻而是宣传或导向.

The inherent frequency of key parts-guiding mechanism is measured out as well.

并测出超临速自磨机的关键部件 — 导向机构的固有频率.

It is guided to its destination by radio and radar control.

它是通过无线电和雷达控制装置而导向其指定目标的.

We must steer our efforts towards solving the problem.

我们必须把努力导向解决问题.

Special guide sleeves are used to obtain greater precision in drilling.

使用特制导向套管来保证较高的打眼精度.

Why not organize the facilities in a more goal-directed way?

为什么不以更直接的目标导向方式组织 呢 ?

Using goal-directed thinking, we can examine each function to good effect.

使用目标导向的思维方式, 我们可以研究每个功能使之达到最好的效果.

I think he intended it as a put-down comment.

我认为他的评论有奚落贬低之意。