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| 51. | An attachment or a covering put on a machine to protect the operator or a part of the machine. |
| 外壳机器上的附加装置或外罩，用以保护操作者或机器的某一部分 |
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| 52. | The system includes charging, heating, compaction and cutting devices, ect. |
| 该机构包括加料装置、热装置、压装置、切装置等。 |
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| 53. | The combination of low-voltage incoming circuit breaker protection and automatic switching device and distribution transformer protection in the power supple system of petrochemical plant is very important, but it is easily neglicted. |
| 石化企业内供电系统中有备自投装置的低压进线断路器保护与配电变保护的配合问题非常重要,但容易疏忽。 |
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| 54. | Protective eyewear (goggles or full face shields) that covers exposed skin and mucous membranes should be used. |
| 应用护眼装置(护目镜或护脸罩)保护术者头部暴露的皮肤及粘膜。 |
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| 55. | million lithium batteries, 400,000 solar energies battery chargers and 2.1 million lithium electricity 保护板 |
| 公司目前拥有180万支锂电池、40万支太阳能充电器和210万支锂电保护板的月产能，下设九个部门，31名管理人员，三条SMT流水线和六条锂电池流水线，共有150多名一线生产员工。 |
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| 56. | VACUUBRAND GMBH 是一家高效的工业型企业，企业生产旋转滑阀真空泵,隔膜泵,真空装置、空系统,真空技术,真空检测仪表、空计范围内高水平的产品。 |
| VACUUBRAND GMBH offers Offers on Diaphragm pumps, rotary vane pumps and Evacuated systems. Additionally also on Vacuum gauges and Vacuum engineering. |
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| 57. | protective reactance coi |
| 保护电抗器保护扼力 |
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| 58. | Vending machines equipped with security cameras and emergency buzzers have recently been installed along school routes to protect children. |
| 最近，学校沿途装置配备监视用摄影机与紧急电铃的贩卖机，以保护孩童。 |
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| 59. | landscape conservation |
| 保护地貌景观；保护风景 |
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| 60. | For this reason pressurized cryogenic containers are normally protected with multiple devices for over-pressure prevention. |
| 由于这个原因，一般用多种装置来保护受压低温容器，以防止过压。 |
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