1.
Geological Factors Study on a Large Scale of the N_2 Bottom Layer Casing Damage in Daqing Oil Field;
大庆油田嫩二段底部成片套损地质因素研究
2.
Both the derrick deviation and the wellheads eccentricity will cause the serious wearing of the casing (or casing protecting tube) close to the wellhead.
井架不正或井口偏心，会造成近井口套管（或套管防磨套）的磨损。
3.
inflationary hedge
预防通货膨胀造成损失的套购保值
4.
Study on formation and precaution of grinding thermal damage to bearing rings
轴承套圈磨削热损伤的形成与预防探讨
5.
Using Caliper Imaging Logging to Evaluate Casing Damage Mechanism of Wenmi Oilfield
用井径成像测井评价温米油田套损机理
6.
The holder for such records.
唱片套，磁带套存放此种唱片或磁带的套子
7.
A paper or thin cardboard envelope for a phonograph record.
唱片套子留声机唱片的纸套或薄纸板封套
8.
hedge [securities market]: Security acquired to cover possible loss on speculative investments.
套期保值,套购保值 [证券市场]: 为避免投机性投资可能造成的损失而购买的证券。
9.
Based on the outcome of 40-armed caliper log analysis, suggestions on casing failure well repairing has been put forward.
根据40臂井径测井资料解释成果，提出了对套损井检修建议。
10.
reduce to small pieces or particles by pounding or abrading.
通过重击或磨损使变成小的碎片或颗粒。
11.
136 CASES OF SKULL DEFECT REPAIRED WITH SILASTIC DACRON SKULL MODEL
硅橡胶涤纶网颅骨成形片修补颅骨缺损136例
12.
The MOA is composed of the non-linear resistors, silicone rubber housing and metal fittings as shown in fig.1.
避雷器由非线性电阻片，硅橡胶外套及两端金具组成，如图1所示。
13.
When you have finished making the pieces of the garment, pull each one into shape and press firmly with a steam iron.
当你做好外套的每一片后，把它们抻平成型然后用蒸汽熨斗熨一熨。
14.
a record sleeve, album, library
唱片的封套、 唱片集、 唱片库.
15.
The plastic or cardboard container that holds a floppy disk.
磁盘套子装软磁碟片的塑料套或纸板套
16.
phonograph records were sold in cardboard jackets.
唱片装在封套里出售。
17.
Two sets of this kind of postcards, please.
请拿两套这种明信片。
18.
He shook the snow off his coat.
他抖掉外套上的雪片。