互通立交的型式很多，有喇叭型、菱形、环形、苜蓿叶型、半定向式、定向式及复合式等几种基本形式。
There are many types and forms of interchange, such as trumpet type, rhombus type, ring type, alfalfa leaf type, partly directional form, directional form, compound form and so on.
目的探讨半肝交替三维立体定向适形放射治疗在肝脏广泛转移性肿瘤中的应用价值。
Objective To evaluate the application of semi-liver alternate and three-dimensional conformal radiotherapy on patients with liver widespread metastatic cancer.
为验证此方案，在半消声室进行了非典型声强向量阵的定向实验，用3个扬声器模拟体积目标3个不同部位的声源。
To test this scheme, experiment was conducted in a semi-anechoic chamber, with 3 loudspeakers simulating the sound sources of the 3 separate sections of the volume target.
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