1.
Studies on Protectants for Preparation and Formulation of Bacillus Subtilis Bs-208;
枯草芽孢杆菌Bs-208制剂保护剂研究
2.
Protective Reagent and Techniques for Active Microbial Agents of Streptococcus thermophilus
嗜热链球菌活菌制剂保护剂及其工艺
3.
The Development of Cryoprotector of Biologic Products and its Protective Mechanism;
生物制品冻干保护剂及其保护机理的研究进展
4.
Something used to preserve, especially a chemical added to foods to inhibit spoilage.
防腐剂，保护剂用于保存的东西，尤指加入食品中以防腐坏的化学剂
5.
STUDY O F CLAY POWDER AS CARRIER OF PROTECTANTS FOR STORED GRAIN
粘土粉末作为储粮保护剂载体的研究
6.
Synthesis of Neuroprotective Drug NS-7 and Its Derivative;
神经元保护剂NS-7及其衍生物的合成
7.
Development of the Lyophilized Heat-resistant Stabilizers of Lyophilized Newcastle Disease Virus Vaccine (Clone30 Strain);
新城疫（ND-C30）活疫苗耐热保护剂的筛选
8.
The Study of Solid-state Fermentation for Inulinase Production and Its Protective Agent
菊粉酶的固态发酵及其保护剂的研究
9.
EFFECTS OF NANOPARTICLES ON THERMODYNAMIC PARAMETER OF PVP CRYOPROTECTECTIVE AGENTS
HA纳米微粒对PVP低温保护剂的影响
10.
Study on Catalyst Loading Ratio of Residue Fixed-bed Hydrotreating Protective Catalyst
渣油固定床加氢保护剂级配比例研究
11.
Research Progress on Cryoprotectant in Oocyte
冷冻保护剂在卵母细胞上的研究进展
12.
wool carbonizing protecting auxiliary
羊毛碳化保护辅助剂
13.
a sunscreen,ie used to protect the skin
防晒剂（保护皮肤用的）
14.
space protected by halon 1301
有1301灭火剂保护的区域
15.
post loss of coolant accident protection
冷却剂璃事故后保护
16.
Fixative spray: Protective spray used on surface of artwork.
固定喷剂:喷在正稿面上的保护喷剂。
17.
To treat(a semiconductor) with a dopant.
加入掺杂剂用掺杂剂给（半导体）涂上保护层
18.
Study on Smoke Agents for the Control of Gray Mold on Vegetables under Structure
防治保护地蔬菜灰霉病的农药烟剂剂型研究