HD,HS系列隔离开关作为不频繁地手动接通和分断交、直流电路或隔离开关用。
参考答案:对
阅读下面短文,根据所给语境,按要求完成下列各题。
Deserts and Good Land
Scientists are trying to turn deserts into good land again. They want to bring water to the deserts, so
people can live and grow food there. However, more and more land is becoming desert. Why? Scientists think
that people are doing bad things to turn good land into desert.
①地球上的一些地方雨量不足, but they still do not become deserts. This is because green plants are
growing there. Small green plants and grass are very important to dry places. Plants do not let the hot sun
make the earth even drier.②Plants do not let the wind blow the soil away. When rain falls, plants hold the
water.③Without plants, land can become desert much more easily.
1、将①处的汉语译成英文.
2、将②处的英文译成汉语.
3、将③处的英文译成汉语.
4、What should we do in order to protect good land?
周围神经病的治疗不包括()。
A.加巴喷丁
B.静脉内给免疫球蛋白
C.去甲替林
D.改善糖尿病的控制
E.抗生素