该桥施工技术复杂，施工难度较大。
The Bridge is technically complicated and the construction is difficult.
由于桁架跨度大、高空作业多、工期短，施工难度较大。
It was difficult to construct because of large span, lots of high altitude work and short construction period.
沿江岸坡加固的方法有多种，树根桩桩径小，施工难度较大。
There are many methods for reinforcement of river embankment. The diameter of root piles is small, so the construction is quite difficult.
在公路、铁路、河流及其它障碍物下敷设地下管道时，采用常规的挖沟埋管法施工难度较大。
When laying pipelines under road, railway, river and other obstructions, conventional drenched pipe burying method is hard in construction.
赵固二矿风井筒穿过的冲积层厚度达到528.85m，地质、水文地质条件复杂，冻结设计和施工难度较大。
The alluvium thickness of air shaft in Zhaogu No. 2 Coal Mine is up to 528.85 m. The geologic and hydrographic conditions are complex, so it is very difficult for freezing design and construction.
载重量大、操作方便、上下快速、节约工时，电动吊篮能解决难度较大的施工部位。
Carrying capacity the quantity is big, the ease of operation, high and low fast, saves the man-hour, the electrically operated hanging basket can solve the difficulty big construction spot.
该馆建筑造型新颖、独特，结构设计及施工的难度较大。
The type of structure is innovative and unique, and the design and construction are rather difficult.
在江、河堤岸处进行降水施工，具有较大的难度，本文通过工程实例介绍了管井井点的施工及应用。
The dewater construction in the river and bank is great difficulty The pipe well construction and application are introduced in paper.
由于钢板桩施工工艺复杂，插打施工技术难度较大，存在着大量质量通病。
A great number of common quality defects take place in steel sheet driving construction due to its complicated workmanship and big technical difficulty.
低温储罐保冷混凝土基础，不但要有一定的抗压强度，还要达到一定的保冷系数，其施工难度相对较大。
Sufficient compression strength and cold insulation coefficient must be reached for the cold insulation concrete foundation of a low temperature storage tank.
低温储罐保冷混凝土基础，不但要有一定的抗压强度，还要达到一定的保冷系数，其施工难度相对较大。
Sufficient compression strength and cold insulation coefficient must be reached for the cold insulation concrete foundation of a low temperature storage tank.
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