| 1. | Fuel delivery system can be divided into two categories .
燃料供给系统可分为两大类。 |
| 2. | The stomach can be divided into fundus, body, and antrum .
胃可分为底部，体部和窦部。 |
| 3. | Animal rabies can be classified as furious or dumb .
动物狂犬病可分为狂暴的和沉默的二类。 |
| 4. | It is customary to think of three general types of wound union .
通常认为伤口愈合可分为三大类。 |
| 5. | The general uses of alkanes may be divided into three categories .
烷的一般用途可分为三个方面。 |
| 6. | In a tower reactor polymerization may be carried out in two zones .
塔式反应器中聚合可分为两段进行。 |
| 7. | Counters can be generally classified as either serial or synchronous .
计算器通常可分为串行和同步两类。 |
| 8. | Convection can be of two types: natural convection and forced convection .
对流可分为两类，即自然对流和强制对流。 |
| 9. | Bipolar shift registers are classified as unidirectional and bidirectional .
双极型移位寄存器可分为单向和双向两种。 |
