应用吻合环进行消化管吻合操作规范、安全、简便，以期提供能够一种替代手法缝合和器械吻合的一种选择。
Using valtrac ring to anastomose alimentary were norm safety and simple, which were superior to substitute Stapler and suture.
“艺术歌曲”是声乐艺术体裁的一个种类，经过岁月的沉淀，其特有的表现手法、形式结构以及抒情魅力，使它在声乐艺术中占据着不可替代的地位。
"Art Songs" is one type of vocal art genre, after years of precipitation, its unique technique of expression, form of structure and lyrical charm, laid it an irreplaceable position in the vocal art.
同时，象征、意象、重复、替代等写作手法也加强了文本的内聚力。
The novel's cohesion is also derived from the interconnecting patterns such as symbolism, image, repetition, and substitution.
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