重要提示:请勿将账号共享给其他人使用,违者账号将被封禁!
查看《购买须知》>>>
首页 > 外贸类考试
网友您好,请在下方输入框内输入要搜索的题目:
搜题
拍照、语音搜题,请扫码下载APP
扫一扫 下载APP
题目内容 (请给出正确答案)
[单选题]

__valves which can be operated from outside the machinery space must be fitted to all tanks and to the main inlet to the engine()

A.Quick closing

B.Slow closing

C.Quick opening

D.Slow opening

答案

A、Quick closing

更多“__valves which can be operated from outside the machinery space must be fitted to all tanks and to t…”相关的问题

第1题

Which of the following will be the advantage of a centrifugal pump as compared with a reciprocating pump①Its discharge is continuous; ②It has no internal valves; ③Upon accidental closing of discharge valve, excessive pressure will not build up()

A.①②

B.②③

C.①②③

D.②

点击查看答案

第2题

Which of the listed statements is correct concerning the starting of centrifugal pumps? .

A.They should always be started with the discharge valve closed

B.They should always be started with the discharge valve opened

C.A priming pump is always required to flood the impeller suction

D.They should always be started with the sealing line valves closed

点击查看答案

第3题

There are several ways () we can cross the river without the help of local villagers.

A.in which

B.across which

C.to which

D.on which

点击查看答案

第4题

______Spring()

A.Which is the first season in a year

B.What can you do in spring

C.What colour is spring

点击查看答案

第5题

Which of the following adjectives can be used to describe big changes().

A.moderate

B.steady

C.slight

D.sharp

点击查看答案

第6题

Language can be defined as a tool by which human beings ________ with one another.A

Language can be defined as a tool by which human beings ________ with one another.

A) associate

B) connect

C) communicate

D) correspond

点击查看答案

第7题

American women usually identify their best friend as someone () they can talk frequently.

A.who

B.as

C.about which

D.with whom

点击查看答案

第8题

No one can deny the fact______ Bob’s attempt to help his brother failed.

A.which

B.what

C.When

D.that

点击查看答案

第9题

The last day on which an owner of an option can elect to exercise is the _____ date.

A.ex-payment

B.ex-option

C.opening

D.expiration

E.intrinsic

点击查看答案

第10题

The time will come ____________ man can fly ____________ he likes in the universe.A.

A. how ... where

B. when ... wherever

C. where ... where

D. what ... which

点击查看答案

第11题

I can hardly say which dish is best—it’s simply a(n) ________ of personal taste()

A.affair

B.event

C.matter

D.attitude

点击查看答案
下载APP
关注公众号
TOP
重置密码
账号:
旧密码:
新密码:
确认密码:
确认修改
购买搜题卡查看答案 购买前请仔细阅读《购买须知》
请选择支付方式
  • 微信支付
  • 支付宝支付
点击支付即表示同意并接受了《服务协议》《购买须知》
立即支付 系统将自动为您注册账号
已付款,但不能查看答案,请点这里登录即可>>>
请使用微信扫码支付(元)

订单号:

遇到问题请联系在线客服

请不要关闭本页面,支付完成后请点击【支付完成】按钮
遇到问题请联系在线客服
恭喜您,购买搜题卡成功 系统为您生成的账号密码如下:
重要提示:请勿将账号共享给其他人使用,违者账号将被封禁。
发送账号到微信 保存账号查看答案
怕账号密码记不住?建议关注微信公众号绑定微信,开通微信扫码登录功能
请用微信扫码测试
优题宝