数字化牙片可迅速、准确地了解根管预备、根管长度及根管充填情况，优于传统牙片。
Digital periapical film can quick understand the root canal preparation, root canal length and root canal filling accurately, surpassing conventional periapical film.
为了更好地做好高职毕业生的就业工作，我们必须准确了解市场对高职毕业生的需求情况。
Therefore, we have an exact investigation for the Chongqing talents market so as to make clear the demand for the higher vocational college graduates, improve our understanding and work ability.
在钻井过程中，准确地发现油气层、及时了解储层的物性情况，对油气勘探、开发工作至关重要。
It has crucial importance in oil and gas exploration to find hydrocarbon zone and to take knowledge of the reservoir physical property in time in drilling process.
结论：动态颈椎mri可以更客观真实了解脊髓受压情况，帮助术者更准确地选择手术入路及术式，取得更好的治疗效果。
Conclusion: Dynamic cervical vertebra MRI can objectively indicate the true condition of spinal cord compression, it is helpful to select a right surgical approach and method and get a better outcome.
这要求对悬挂器本身结构详细地了解、对井下情况的掌握，并要求对发生在现场使用过程中的各种情况进行准确分析、判断与处理等。
It is required to detail understand the structure of the hangers, master the down-hole situations, and properly analyze, verify and handle different issues happened d...
这要求对悬挂器本身结构详细地了解、对井下情况的掌握，并要求对发生在现场使用过程中的各种情况进行准确分析、判断与处理等。
It is required to detail understand the structure of the hangers, master the down-hole situations, and properly analyze, verify and handle different issues happened d...
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