“孤府”指的是()。
A.胃
B.心包
C.胆
D.三焦
E.膀胱
参考答案:D
根据句子及汉语提示,在下列各句空格处写出各单词的正确形式,每空一词。
1. Simon is an (诚实的) boy.
2. Do you like (游泳)?
3. Outdoor (活动) are good for our health.
4. We (邀请) them to our meeting yesterday.
5. Amy is becoming much (健康) after playing football.
用气缸压力表检测气缸压缩压力时,应使用()转动曲轴3~5s(不少于四个压缩行程),待压力表头指针指示并保持最大压力后停止转动。每缸测量次数不少于()~3次。