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- vacuum sensing line 真空信号输送管
- Detach the sensing line from the inlet ball valve and the elbow on the relief valve. 从进口球阀和安全阀上的弯头处拆卸感应管道。
- Install the rigid fitting end of the sensing line to the elbow on the base of the relief valve and the swivel end to the fitting on the ball valve. 将感应管道坚固的连接件安装到安全阀底座的弯头,并将旋转端安装到球阀连接件。
- All pressure instruments shall have a vent valve to provide the capability of depressurizing the sensing line after the block valve is closed. 所有压力仪表应配备一个排气阀，以便在截止阀关闭后能够使导压管泄压。
- Larger keyboards require more select or sense lines. 键盘越大，需要的选择线或检出线越多。
- Some pumps and all vacuum cleaners work by suction. 有些泵和所有真空吸尘器都是借吸力工作的。
- His wife's death left him a vacuum in his life. 他妻子的去世使他的生活变得空虚。
- The vertical line meets the horizontal one here. 垂直线与水平线在此相交。
- One line cuts another at right angles. 一条线与另一条线成直角相交。
- Her husband's death left a vacuum in her life. 她丈夫的死使她的生活变得空虚。
- Some people are living in a vacuum. 有些人过着与世隔绝的生活。
- The printers have missed out a whole line here. 排版工人在这里漏掉了一整行。
- A vacuum cleaner is a handy household tool. 吸尘器是一种使用方便的家庭用具。
- The shop repairs vacuum cleaners. 这家店修理吸尘器。
- Participation in tender is in our line of business. 参加投标属于我们的业务范围。
- The porter turned off the vacuum. 清洁工关掉真空吸尘器。
- A long line of car is unable to pass that road hog. 一长串的车子无法超越那个挡道的汽车驾驶。
- The sale office is on line to the warehouse. 营业部与仓库的计算机联网。
- How do you get start in that line of work? 你是怎么开始干那一行的？
- I do not want to be in the boss line of fire today. 今天我不想遭到老板的非难。
