Every liquid has a pressure at which it will vaporize and th

【名词&注释】

危险化学品(dangerous chemicals)、肌肉注射(intramuscular injection)、化学品船(chemical tanker)、许可证(license)

[单选题]Every liquid has a pressure at which it will vaporize and this pressure varies with temperatureThe word “which” means _____.

A. a liquid
B. a pressure
C. a temperature
D. none of the above

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学习资料：

[单选题]散装运输危险化学品船在开始装卸前，须获得港口当局签发的()。

A. 原油洗舱许可证^(license)
B. 货物清单
C. 危险货物装载许可证^(license)

[单选题]If the suction pressure at the refrigeration compressor is below normal, the cause can be

A. refrigerant overcharge
B. overfeeding by the expansion valve
C. a restricted suction strainer
D. due to short cycling of the compress

[单选题]肌肉注射进针角度为______。

A. 30°
B. 90°
C. 45°
D. 60°

[单选题]正规瞭望通常认为，除视觉、听觉瞭望外，还包括________。

A. 对船舶现有设备和仪器的有效使用
B. 守听VHF
C. 经常检查本船的号灯和号型是否正常显示
D. 以上均应包括

[单选题]半圆法150°SW换算成圆周法应为：()

A. 150°
B. 030°
C. 330°
D. 210°

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