题目内容（请给出正确答案）

[主观题]

Under normal circumstances the body can （) these naturally occurring substances into

Under normal circumstances the body can () these naturally occurring substances into vitamins.

A、convert

B、render

C、derive

D、originate

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更多“Under normal circumstances the…”相关的问题

第1题

Under normal circumstances, the introduction should comprise about 10-20 percent of a speech.（）

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第2题

Under normal operation, the Q4 of pulverized coal fired boiler is larger than q2.()

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第3题

成年后,正常情况下人体骨骼总量维持稳定。（After adulthood, the total amount of human bone remains stable under normal circumstances.)

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第4题

In the design of machine parts and structural members, ______ must be taken into consideration to en

sure that a machine part is safe for operation under normal operating conditions.

A) allowablestress

B) designstress

C) factorofsafety

D) safe stress

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第5题

Under normal operating conditions，the rudder is hydraulically locked unless ______．A.The m

Under normal operating conditions，the rudder is hydraulically locked unless ______．

A.The manual trick wheel is engaged for steering

B.The variable stroke pump is off stroke

C.A rudder order is given by the control system

D.An electric power system failure occurs at the steering gear

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第6题

Usually,no treaty weight rate under 45 kilos for used. Shipper or his agent can find normal rate in（

A.A. Shipper or his agent can find normal rate in( ).

B.B. TACT Rules

C.C. TACT rates

D.D. contract

E.E. L/C

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第7题

______is a precaution which contributes to avoiding trouble under normal operating conditi

ons.

A.Constant inspection

B.Keeping constant load

C.Remaining constant temperature

D.Varying speed

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第8题

An ordinary expenseI.is normal, common, and accepted under the circumstances of the business community.II.is an expense commonly incurred in an income－producing activity.（)

A.Only statement I is correct

B.Only statement II is correct

C.Both statements are correct

D.Neither statement is correct

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第9题

Under normal weather and sea conditions when securing a stack of containers with twist loc

ks，lashings are required when the tier exceeds what height？

A.Lashings are always required

B.One container

C.Two containers

D.Three containers

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第10题

While sailing in ballast under normal weather and sea condition, the basic parameter which

is used to restrict the fuel injection of main engine is

A.the exhaust temperature

B.the speed of main engine

C.the turbine rotation speed

D.the power of main engine

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