无机盐对细菌生长代谢的作用不包括:
A. 构成菌体成分
B. 调节菌体内外渗透压
C. 细菌代谢能量的主要来源
D. 促进酶的活性
E. 某些元素与细菌的生长繁殖致病作用密切相关
1. In the morning, I like to have breakfast on my ________.2. There is a(n) ____________ fee for thisapplication.3. This apartment has many great ________ like a gym and a swimming pool.4. Danny’s new house is so ________. Thereis plenty of room.5. My house is not very big at all. It’s small but ________.6. Jenny just bought a new ________ overon Grove Street.7. The government has launched a schemeto provide affordable ________ for local people.8. This place is very convenient. It’s right nextto the ________ station.9. I’m renting my house out to a new ________ . I hope she will take care of the place.10. With several people squashed in one house,you don’t get much ________.
仅需要转动机器人的J1轴,需要在()坐标系下完成。
A. 直交
B. 关节
C. 工件
D. 工具
三菱机器人的最高加减速时间为0.5秒,若执行“ Accel 50 25” 指令后,机器人的加减速时间分别为()
A. 加速时间为0.25秒 减速时间为0.125秒
B. 加速时间为1秒 减速时间为2秒
C. 加速时间为2秒 减速时间为1秒
D. 加速时间为0.5秒 减速时间为1秒