在困难中

Physical methods have some defections such as high-energy consumption, high investment and difficult aftertreatment.

物理法存在能量消耗大，设备投资多及后处理困难等缺点，因而现在较多采用在原油中添加降凝剂的方法。

Implementing single sign-on concern many web applications, some applications are not open in structure and interface that bring difficulties and risks for the reform and also stimy the Integrating of applications.

单点登录在实施中涉及许多已有的相互独立的应用系统，有些应用系统因为在结构、接口方面对外不开放甚至代码被加密处理，给改造带来了困难和风险，阻碍了应用系统的整合和单点登录系统的实施。

Children with dyscalculia have trouble reading numbers and picturing them in their mind.

有计算障碍的孩子会在读数和在脑海中呈现数字上有困难。

Children with dyscalculia have trouble reading numbers and picturing them in their mind.

有计算障碍的儿童在读取数字和在脑海中描绘数字上有困难。

Children with dyscalculia have trouble reading numbers and picturing them in their mind.

由计算障碍的孩子可能在阅读数字和在大脑中形成数字的图像上有困难。

Teachers should profoundly know the players physical states,the level of their skills and tactics.Furthermore,teachers should grasp the players mental states.These two aspects are helpful to each other and neither of them is dispensable.By psychoanalyzing the players' mental states before match,the essence and the rules of their mental activities can be grasped.

在高校篮球比赛中，队员单凭自身所具备的技术、战术以及身体素质水平要在竞赛中取得较好成绩越来越困难，心理素质的好坏对于比赛的胜败起着决定性的作用，[1]要成为一名合格的篮球队员，必须具备心理方面的优势，才能充分发挥实际水平，提高运动成绩。

Although the research works of coal chemistry are facing up to difficulty, it is sticked to and developed in many countries on account of the stable status and fine prospect of coal in energy resources.

由于煤炭在能源中的地位稳固、前景良好，煤化学研究虽然面临困难，但各国仍在坚持和发展。

In practice, however, halting deforestation is hard: much of the world's rainforest has already succumbed to loggers and farmers.

然而，在现实中，停止对森林的砍伐是异常困难的：世界上大部分的雨林已经倒在了原木装车机和伐木农民的脚下。

Paddlers requiring additional support should stay at the center of a group, and not allow themselves to lag behind in the more difficult rapids.

需要照顾的浆手应该留在队伍的中部，不充许他们在困难的急流中落在后面。

Past recessions have led some in the industry to hypothesise that lipstick sells well in hard times because women substitute small luxuries for bigger ones, though statistical evidence for this claim is lacking.

过去的经济萧条在企业中产生了一些假说，口红行业在经济困难时期却卖得很好，因为女人用小的奢侈品代替了大件的，虽然这一说还法缺少统计数据来证明。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。