substitution造句

Most direct substitution of groups bound to an aromatic nucleus is limited to diazonium salts.
大多數(shù)連于芳核能被直接取代的基團(tuán)僅限于重氮鹽.

Severe steric effects at the reactive carbon would impede the substitution.
大的立體效應(yīng)阻止在碳上的取代.

We use saccharin in substitution for sugar.
我們用糖精代替糖.

Bridged bicyclooctanes gave no significant bridgehead substitution.
橋二環(huán)辛烷不給出有意義的橋頭取代.

The same substitution, paint filling super esiguous attapulgite is better.
相同的代替量, 超細(xì)凹土優(yōu)于原粉凹土.

In my experience a straight substitution of carob for chocolate doesn'twork.
根據(jù)我的經(jīng)驗(yàn)，用角豆制品直接代替巧克力行不通。

Therefore, in its origin, Standby was a substitution of bank guaranties.
因此, 從起源上來(lái)講, 備用證的產(chǎn)生是出于替代銀行保函的目的.

The theory of hedonic price thinks there is substitution relation between wage and safety.
享樂(lè)價(jià)格理論認(rèn)為工資與安全水平之間存在替代關(guān)系.

In non - coding region It'shows mutation of single nucleotide deletion or substitution.
非編碼區(qū)亦存在單個(gè)堿基缺失及置換突變.

Many groups can be added by nucleophilic substitution on a diazonium salt.
許多基團(tuán)可通過(guò)向得自膠的重氮鹽作親核取代而加以導(dǎo)入.

Substitution, No.3 for No.4.
換人,4號(hào)下, 3號(hào)上.

It will become deepen to the students'recognization in mechanism of Aryl electrophilic substitution.
這些問(wèn)題的討論將深化學(xué)生對(duì)芳烴親電取代反應(yīng)機(jī)理的認(rèn)識(shí).

• #substitution