1.
A small pinhole is very expensive and difficult to handle with. The worst thing is that a pinhole is very very dim, making observation extremely difficult.
细小的针孔是十分昂贵与及操作困难。最坏的而是一个针孔十分之暗使令观测极之困难。
2.
"The babbitt adjustable Hammer-Blow Sprocket Rim is for use with hard to operate gate, globe and angle valves in overhead locations."
对于高度超过头部,操作困难的闸阀、截止阀和角阀,可以采用巴氏可调节锤击链轮。
3.
Second, the heterogeneousness and changeability of component runtime environment build many blocks in component assembly, integration, and interoperation.
就基础设施而言，构件运行平台的异构性和易变性致使构件组装、集成及互操作困难重重。
4.
unpredictably difficult in operation; likely to be troublesome.
在操作上有无法预知的困难；很可能有麻烦。
5.
Feasibility and Measurability of Concept and Material Evaluation: The difficulty on the Study of Population Loss During the Great Leap Period;
概念的可操作化与资料评估:大跃进与困难时期人口研究的难点
6.
Some types may also be a little difficult to handle as they have a tendency to curl at the edges.
一些针织衬由于边缘可能卷曲,所以操作起来有困难。
7.
If user experiences any difficulty operating cylinder valve discontinue use and contact supplier.
如果使用者在操作气瓶阀时有困难,需停止使用,并与供应商联系。
8.
Furnace operation was satisfactory, although the slag was viscous and difficult to tap from the furnace.
炉子的操作情况是令人满意的，但炉渣很粘，出料比较困难。
9.
"Certainly," replied Elphinstone; "but that will render the working more difficult."
“当然可以这样做，”艾尔费斯顿回答，“但是操作起来比较困难。”
10.
This could be very difficult to operate as it would arouse complaints from commercial interest groups.
它实际操作起来很困难，因为这将招致商业利益集团的不满。
11.
We must recognize difficulties, analyse them and combat them.
我们要承认困难，分析困难，向困难作斗争。
12.
It is difficult to execute turns with rudder control alone.
单靠操纵方向舵转弯是困难的。
13.
This machine is awkward to handle.
这台机器很难操作。
14.
We have to wrestle with difficulties.
我们必须同困难作斗争。
15.
I' m having difficulty with this work.
我做这件工作有困难。
16.
A difficulty has cropped up at work.
工作中突然出现困难。
17.
It's difficult to work because of the humidity.
由于湿度高，工作很困难。
18.
I had to contend with difficulties.
我只得与困难作斗争。