下列哪个不是健康危险因素的作用特点A.潜伏期长B.联合作用强C.广泛存在D.与慢...

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【单选题】

下列哪个不是健康危险因素的作用特点

潜伏期长

联合作用强

广泛存在

与慢性病是单果关系

特异性弱

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【单选题】On which vessels are the officers and deck crew allowed to operate under a two-watch system on voyages of less than 600 miles?

Towing vessels

Offshore supply vessels

Barges，when manned

All of the above

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【单选题】Merchant vessels are operated in two ways. The two types are ( ).

Liners and tramps

Liners and LASH

Tramps and container vessels

Tramps and LASH

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【多选题】按照《现金管理暂行条例》下列属于现金使用范围的有

支付职工的工资、津贴

出差人员必须随身携带的差旅费

企业购买生产材料

支付城乡居民个人的劳务报酬

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【单选题】A bill of lading that covers the shipment of goods on two separate vessels is known as thorough bill of lading.

True

False

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【单选题】Two vessels are in an overtaking situation.Which of the lights on the overtaken vessel will the overtaking vessel see ().

Two masthead lights

One masthead light and a sidelight

Both sidelights

Stern light only

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【单选题】There shall be two principal ______ through the harbor for the passage of vessels of over 60 tons burden．

straits

channels

canals

roadsteads

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【单选题】69 双孔式电磁阀喷油器的头部装有双口分流套的作用是( )。

把相同质量的燃油分别喷入两个进气门口

使燃油雾化

防止喷油嘴堵塞

防止燃油发生气阻

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【多选题】2016年非洲安哥拉暴发黄热病疫情时，有些人感染后回到中国才发病并在国内医院接受诊断治疗，以下哪些描述是不正确的：

考虑到中国存在大量的媒介蚊虫，需警惕黄热病的本地流行

对中国而言，这些患者是输入性病例，国内公民不必恐慌

说明中国也是流行区，需广泛接种黄热病疫苗

出国出境到黄热病疫区，应考虑接种疫苗

因严格避免与这些患者的接触以防被感染

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【单选题】In which situation do the Rules require both vessels to change course ?______.

Two power-driven vessels meeting head-on

Two power-driven vessels crossing when it is apparent to the stand-on vessel that the give-way vessel is not taking appropriate action

Two sailing vessels crossing with the wind on the same side

All of the above

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【单选题】Two vessels are meeting head-on. How must the vessels pass?

One vessel must alter course while the other must continue on its course.

The vessels should determine which will alter course by sounding whistle signals.

Both vessels should alter course to port and pass starboard to starboard.

Both vessels should alter course to starboard and pass port to port.

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Towing vessels

Offshore supply vessels

Barges，when manned

All of the above

查看完整题目与答案

【单选题】Merchant vessels are operated in two ways. The two types are ( ).

Liners and tramps

Liners and LASH

Tramps and container vessels

Tramps and LASH

查看完整题目与答案

【多选题】按照《现金管理暂行条例》下列属于现金使用范围的有

查看完整题目与答案

【单选题】A bill of lading that covers the shipment of goods on two separate vessels is known as thorough bill of lading.

True

False

查看完整题目与答案

【单选题】Two vessels are in an overtaking situation.Which of the lights on the overtaken vessel will the overtaking vessel see ().

Two masthead lights

One masthead light and a sidelight

Both sidelights

Stern light only

查看完整题目与答案

【单选题】There shall be two principal ______ through the harbor for the passage of vessels of over 60 tons burden．

查看完整题目与答案

【单选题】69 双孔式电磁阀喷油器的头部装有双口分流套的作用是( )。

查看完整题目与答案

【多选题】2016年非洲安哥拉暴发黄热病疫情时，有些人感染后回到中国才发病并在国内医院接受诊断治疗，以下哪些描述是不正确的：

考虑到中国存在大量的媒介蚊虫，需警惕黄热病的本地流行

对中国而言，这些患者是输入性病例，国内公民不必恐慌

说明中国也是流行区，需广泛接种黄热病疫苗

出国出境到黄热病疫区，应考虑接种疫苗

因严格避免与这些患者的接触以防被感染

查看完整题目与答案

【单选题】In which situation do the Rules require both vessels to change course ?______.

Two power-driven vessels meeting head-on

Two power-driven vessels crossing when it is apparent to the stand-on vessel that the give-way vessel is not taking appropriate action

Two sailing vessels crossing with the wind on the same side

All of the above

查看完整题目与答案

【单选题】Two vessels are meeting head-on. How must the vessels pass?

One vessel must alter course while the other must continue on its course.

The vessels should determine which will alter course by sounding whistle signals.

Both vessels should alter course to port and pass starboard to starboard.

Both vessels should alter course to starboard and pass port to port.

查看完整题目与答案

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